#00C491
Closest named color: Greenblue (#23C48B). oklch(72.7% 0.151 166.1), rgb(0, 196, 145).
Aa
Black text reads best on this color (9.30:1).
About this color
#00C491 is a medium-light, vivid green. In OKLCH its lightness is 73%, its chroma 0.151 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greenblue (#23C48B), ΔE 0.009 away. Black text reads best on it, at 9.30:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Greenblue (#23C48B) |
| Black text | 9.30:1 |
| White text | 2.25:1 |
Values
| HEX | #00C491 |
| RGB | rgb(0, 196, 145) |
| HSL | hsl(164, 100%, 38%) |
| OKLCH | oklch(72.7% 0.151 166.1) |
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 #00C491 | 2.25:1 | Fails | Lc -48.6 | Large or bold text, headings |
| Black text on #00C491 | 9.30:1 | AAA | Lc 60.2 | Content text, not long reading |
| #00C491 text on white | 2.25:1 | Fails | Lc 43.8 | Non-text elements, placeholder text |
| #00C491 text on black | 9.30:1 | AAA | Lc -58.4 | Large or bold text, headings |
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 400.
-
Step 50
50
#EEF8F3
oklch(97% 0.012 164.8)
-
Step 100
100
#DAF0E6
oklch(93.6% 0.027 166.8)
-
Step 200
200
#B9E5D1
oklch(88.5% 0.053 165.8)
-
Step 300
300
#82D4B3
oklch(80.8% 0.094 166.5)
-
Step 400
400 (this color)
#00C491
oklch(72.7% 0.151 166.1)
-
Step 500
500
#00A277
oklch(63.2% 0.131 166)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007253
oklch(49% 0.101 166.2)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#00C491 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) | #BFB58E | 0.149 |
| Deuteranopia (no green cones) | #ACA794 | 0.144 |
| Tritanopia (no blue cones) | #00C5B6 | 0.053 |
| Achromatopsia (no color) | #ADADAD | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00C491
#00C491
oklch(72.7% 0.151 166.1)
- #E97DBB
#E97DBB
oklch(72.8% 0.151 346)
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 #00C491, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greenblue #23C48B ΔE 0.009
- Green Blue #01C08D ΔE 0.011
- Dark Mint Green #20C073 ΔE 0.037
- Dark Mint #48C072 ΔE 0.039
- Algae Green #21C36F ΔE 0.043
- Dark Seafoam #1FB57A ΔE 0.045
- Green Teal #0CB577 ΔE 0.048
- Emerald #06D6A0 ΔE 0.051
Use #00C491 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.