#057B4A
Closest named color: Jungle Green (#048243). oklch(51.4% 0.121 157), rgb(5, 123, 74).
Aa
White text reads best on this color (5.33:1).
About this color
#057B4A is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.121 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.027 away. White text reads best on it, at 5.33:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 3.93:1 |
| White text | 5.33:1 |
Values
| HEX | #057B4A |
| RGB | rgb(5, 123, 74) |
| HSL | hsl(155, 92%, 25%) |
| OKLCH | oklch(51.4% 0.121 157) |
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 #057B4A | 5.33:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #057B4A | 3.93:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #057B4A text on white | 5.33:1 | AA | Lc 76.0 | Fine for body text |
| #057B4A text on black | 3.93:1 | AA large text | Lc -25.8 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E1EDE5
oklch(93.5% 0.017 156.9)
-
Step 200
200
#C9E0D1
oklch(88.5% 0.032 157.1)
-
Step 300
300
#A2CDB2
oklch(81% 0.059 157.2)
-
Step 400
400
#6DB289
oklch(70.6% 0.093 156.9)
-
Step 500
500
#3F9F6C
oklch(63.2% 0.119 157)
-
Step 600
600
#0A8953
oklch(55.5% 0.13 156.9)
-
Step 700
700 (this color)
#057B4A
oklch(51.4% 0.121 157)
-
Step 800
800
#045F38
oklch(42.8% 0.1 156.9)
-
Step 900
900
#134E30
oklch(37.8% 0.079 156.6)
-
Step 950
950
#0E2E1D
oklch(27.2% 0.05 157.3)
#057B4A 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) | #7A7047 | 0.110 |
| Deuteranopia (no green cones) | #6E674D | 0.108 |
| Tritanopia (no blue cones) | #007A6F | 0.057 |
| Achromatopsia (no color) | #6B6B6B | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #057B4A
#057B4A
oklch(51.4% 0.121 157)
- #914980
#914980
oklch(51.3% 0.12 336.9)
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 #057B4A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.027
- Tree Green #2A7E19 ΔE 0.053
- Sea Green #2E8B57 ΔE 0.055
- Dark Grass Green #388004 ΔE 0.065
- Dark Olive Green #556B2F ΔE 0.066
- Green #008000 ΔE 0.067
- Dark Aquamarine #017371 ΔE 0.072
- Viridian #1E9167 ΔE 0.072
Use #057B4A 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.