#45B256
Closest named color: Dark Pastel Green (#56AE57). oklch(67.9% 0.164 146.4), rgb(69, 178, 86).
Aa
Black text reads best on this color (7.75:1).
About this color
#45B256 is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.164 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Pastel Green (#56AE57), ΔE 0.016 away. Black text reads best on it, at 7.75:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Dark Pastel Green (#56AE57) |
| Black text | 7.75:1 |
| White text | 2.70:1 |
Values
| HEX | #45B256 |
| RGB | rgb(69, 178, 86) |
| HSL | hsl(129, 44%, 48%) |
| OKLCH | oklch(67.9% 0.164 146.4) |
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 #45B256 | 2.70:1 | Fails | Lc -57.3 | Large or bold text, headings |
| Black text on #45B256 | 7.75:1 | AAA | Lc 51.9 | Large or bold text, headings |
| #45B256 text on white | 2.70:1 | Fails | Lc 52.1 | Large or bold text, headings |
| #45B256 text on black | 7.75:1 | AAA | Lc -49.7 | 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
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DEF0DE
oklch(93.7% 0.031 145.3)
-
Step 200
200
#C2E4C3
oklch(88.5% 0.057 145.9)
-
Step 300
300
#95D399
oklch(81% 0.103 146.1)
-
Step 400
400 (this color)
#45B256
oklch(67.9% 0.164 146.4)
-
Step 500
500
#00A637
oklch(63.1% 0.191 146.3)
-
Step 600
600
#008C2D
oklch(55.7% 0.169 146.3)
-
Step 700
700
#007525
oklch(49% 0.148 146.5)
-
Step 800
800
#00601D
oklch(42.6% 0.128 146.5)
-
Step 900
900
#005016
oklch(37.5% 0.114 146.3)
-
Step 950
950
#00300A
oklch(26.9% 0.081 146.4)
#45B256 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) | #B4A34E | 0.127 |
| Deuteranopia (no green cones) | #A6995D | 0.127 |
| Tritanopia (no blue cones) | #2BAE9D | 0.098 |
| Achromatopsia (no color) | #9D9D9D | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45B256
#45B256
oklch(67.9% 0.164 146.4)
- #CB70CD
#CB70CD
oklch(68% 0.164 326.4)
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 #45B256, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pastel Green #56AE57 ΔE 0.016
- Cool Green #33B864 ΔE 0.019
- Medium Green #39AD48 ΔE 0.022
- Shamrock #01B44C ΔE 0.029
- Jade Green #2BAF6A ΔE 0.029
- Mid Green #50A747 ΔE 0.030
- Medium Sea Green #3CB371 ΔE 0.031
- Fern #63A950 ΔE 0.031
Use #45B256 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.