#00A451
Closest named color: Medium Green (#39AD48). oklch(62.9% 0.168 151.4), rgb(0, 164, 81).
Aa
Black text reads best on this color (6.42:1).
About this color
#00A451 is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.168 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Green (#39AD48), ΔE 0.037 away. Black text reads best on it, at 6.42:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Medium Green (#39AD48) |
| Black text | 6.42:1 |
| White text | 3.26:1 |
Values
| HEX | #00A451 |
| RGB | rgb(0, 164, 81) |
| HSL | hsl(150, 100%, 32%) |
| OKLCH | oklch(62.9% 0.168 151.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #00A451 | 3.26:1 | AA large text | Lc -64.7 | Content text, not long reading |
| Black text on #00A451 | 6.42:1 | AA | Lc 44.8 | Non-text elements, placeholder text |
| #00A451 text on white | 3.26:1 | AA large text | Lc 59.3 | Large or bold text, headings |
| #00A451 text on black | 6.42:1 | AA | Lc -42.5 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F0F8F2
oklch(97.1% 0.012 153.7)
-
Step 100
100
#DFEFE2
oklch(93.7% 0.024 151.2)
-
Step 200
200
#C4E2CA
oklch(88.4% 0.045 151.2)
-
Step 300
300
#99D0A6
oklch(80.8% 0.082 151.5)
-
Step 400
400
#5AB876
oklch(70.8% 0.132 151.4)
-
Step 500
500 (this color)
#00A451
oklch(62.9% 0.168 151.4)
-
Step 600
600
#008B43
oklch(55.7% 0.149 151.3)
-
Step 700
700
#007538
oklch(49.2% 0.131 151.5)
-
Step 800
800
#00602D
oklch(42.8% 0.114 151.6)
-
Step 900
900
#005024
oklch(37.7% 0.101 151.4)
-
Step 950
950
#023014
oklch(27.2% 0.07 151.5)
#00A451 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #A5954A | 0.141 |
| Deuteranopia (no green cones) | #958A57 | 0.138 |
| Tritanopia (no blue cones) | #00A191 | 0.092 |
| Achromatopsia (no color) | #8E8E8E | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00A451
#00A451
oklch(62.9% 0.168 151.4)
- #C05DB6
#C05DB6
oklch(62.9% 0.167 331.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #00A451, closest first.
No curated palette has a color within ΔE 0.04 of #00A451.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Green #39AD48 ΔE 0.037
- Mid Green #50A747 ΔE 0.037
- Kelly Green #02AB2E ΔE 0.043
- Jade Green #2BAF6A ΔE 0.044
- Seaweed Green #35AD6B ΔE 0.044
- Jade #1FA774 ΔE 0.046
- Grass Green #3F9B0B ΔE 0.048
- Grassy Green #419C03 ΔE 0.049
Use #00A451 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.