#037F28
Closest named color: Tree Green (#2A7E19). oklch(52% 0.157 146.2), rgb(3, 127, 40).
Aa
White text reads best on this color (5.15:1).
About this color
#037F28 is a medium-dark, vivid green. In OKLCH its lightness is 52%, its chroma 0.157 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.015 away. White text reads best on it, at 5.15:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.07:1 |
| White text | 5.15:1 |
Values
| HEX | #037F28 |
| RGB | rgb(3, 127, 40) |
| HSL | hsl(138, 95%, 25%) |
| OKLCH | oklch(52% 0.157 146.2) |
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 #037F28 | 5.15:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #037F28 | 4.07:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #037F28 text on white | 5.15:1 | AA | Lc 74.9 | Content text, not long reading |
| #037F28 text on black | 4.07:1 | AA large text | Lc -26.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE1
oklch(93.6% 0.022 145.4)
-
Step 200
200
#C8E1C9
oklch(88.5% 0.042 146.3)
-
Step 300
300
#A1CEA4
oklch(80.8% 0.075 146.6)
-
Step 400
400
#6BB572
oklch(70.7% 0.122 146.3)
-
Step 500
500
#3CA14B
oklch(63% 0.155 146.1)
-
Step 600
600
#018C2C
oklch(55.7% 0.169 146.1)
-
Step 700
700 (this color)
#037F28
oklch(52% 0.157 146.2)
-
Step 800
800
#00601C
oklch(42.6% 0.129 146.3)
-
Step 900
900
#124F1D
oklch(37.7% 0.101 146.1)
-
Step 950
950
#0D2E12
oklch(26.9% 0.063 146.4)
#037F28 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) | #81721D | 0.120 |
| Deuteranopia (no green cones) | #756A30 | 0.119 |
| Tritanopia (no blue cones) | #007C6D | 0.095 |
| Achromatopsia (no color) | #6D6D6D | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #037F28
#037F28
oklch(52% 0.157 146.2)
- #954198
#954198
oklch(51.9% 0.158 326.2)
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 #037F28, closest first.
No curated palette has a color within ΔE 0.04 of #037F28.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.015
- Green #008000 ΔE 0.023
- Dark Grass Green #388004 ΔE 0.028
- Jungle Green #048243 ΔE 0.029
- Forest Green #228B22 ΔE 0.041
- Emerald Green #028F1E ΔE 0.052
- Kelley Green #009337 ΔE 0.060
- Sea Green #2E8B57 ΔE 0.066
Use #037F28 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.