#277C30
Closest named color: Tree Green (#2A7E19). oklch(51.8% 0.138 144.9), rgb(39, 124, 48).
Aa
White text reads best on this color (5.23:1).
About this color
#277C30 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.138 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.021 away. White text reads best on it, at 5.23:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.01:1 |
| White text | 5.23:1 |
Values
| HEX | #277C30 |
| RGB | rgb(39, 124, 48) |
| HSL | hsl(126, 52%, 32%) |
| OKLCH | oklch(51.8% 0.138 144.9) |
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 #277C30 | 5.23:1 | AA | Lc -81.0 | Fine for body text |
| Black text on #277C30 | 4.01:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #277C30 text on white | 5.23:1 | AA | Lc 75.6 | Fine for body text |
| #277C30 text on black | 4.01:1 | AA large text | Lc -26.1 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE2
oklch(93.5% 0.019 145.4)
-
Step 200
200
#CBE0CA
oklch(88.5% 0.037 144)
-
Step 300
300
#A6CDA6
oklch(81% 0.068 144.9)
-
Step 400
400
#75B276
oklch(70.6% 0.107 144.7)
-
Step 500
500
#4D9F52
oklch(63.2% 0.138 144.9)
-
Step 600
600
#2C8936
oklch(55.7% 0.148 145)
-
Step 700
700 (this color)
#277C30
oklch(51.8% 0.138 144.9)
-
Step 800
800
#1B5E22
oklch(42.6% 0.114 144.9)
-
Step 900
900
#1E4D21
oklch(37.6% 0.088 144.7)
-
Step 950
950
#132D14
oklch(26.9% 0.055 144.6)
#277C30 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) | #7E7128 | 0.103 |
| Deuteranopia (no green cones) | #746936 | 0.104 |
| Tritanopia (no blue cones) | #0F796B | 0.084 |
| Achromatopsia (no color) | #6C6C6C | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #277C30
#277C30
oklch(51.8% 0.138 144.9)
- #8F4893
#8F4893
oklch(51.8% 0.138 325.3)
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 #277C30, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.021
- Jungle Green #048243 ΔE 0.023
- Dark Grass Green #388004 ΔE 0.033
- Green #008000 ΔE 0.039
- Forest Green #228B22 ΔE 0.051
- Sea Green #2E8B57 ΔE 0.058
- Emerald Green #028F1E ΔE 0.064
- Olive Green #677A04 ΔE 0.064
Use #277C30 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.