#57A384
Closest named color: Dull Teal (#5F9E8F). oklch(65.7% 0.09 165.3), rgb(87, 163, 132).
Aa
Black text reads best on this color (6.97:1).
About this color
#57A384 is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.090 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dull Teal (#5F9E8F), ΔE 0.027 away. Black text reads best on it, at 6.97:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Dull Teal (#5F9E8F) |
| Black text | 6.97:1 |
| White text | 3.00:1 |
Values
| HEX | #57A384 |
| RGB | rgb(87, 163, 132) |
| HSL | hsl(156, 30%, 49%) |
| OKLCH | oklch(65.7% 0.09 165.3) |
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 #57A384 | 3.00:1 | AA large text | Lc -62.0 | Content text, not long reading |
| Black text on #57A384 | 6.97:1 | AA | Lc 47.4 | Large or bold text, headings |
| #57A384 text on white | 3.00:1 | AA large text | Lc 56.7 | Large or bold text, headings |
| #57A384 text on black | 6.97:1 | AA | Lc -45.1 | 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 500.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CBDFD5
oklch(88.6% 0.025 164.4)
-
Step 300
300
#A7CABA
oklch(80.9% 0.044 165.9)
-
Step 400
400
#76AF96
oklch(70.7% 0.07 165.3)
-
Step 500
500 (this color)
#57A384
oklch(65.7% 0.09 165.3)
-
Step 600
600
#2D8565
oklch(55.5% 0.098 165.3)
-
Step 700
700
#1E7154
oklch(49.2% 0.091 165.2)
-
Step 800
800
#1C5C45
oklch(42.7% 0.075 165.5)
-
Step 900
900
#1E4B3A
oklch(37.6% 0.058 165.9)
-
Step 950
950
#132C22
oklch(26.9% 0.037 165.7)
#57A384 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) | #A09A82 | 0.089 |
| Deuteranopia (no green cones) | #949186 | 0.086 |
| Tritanopia (no blue cones) | #3FA39A | 0.035 |
| Achromatopsia (no color) | #959595 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57A384
#57A384
oklch(65.7% 0.09 165.3)
- #B97B9E
#B97B9E
oklch(65.7% 0.09 345)
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 #57A384, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Teal #5F9E8F ΔE 0.027
- Grey Teal #5E9B8A ΔE 0.028
- Tea #65AB7C ΔE 0.033
- Greeny Grey #7EA07A ΔE 0.041
- Persian Green #2A9D8F ΔE 0.042
- Ocean Green #3D9973 ΔE 0.043
- Greeny Blue #42B395 ΔE 0.045
- Dusty Green #76A973 ΔE 0.045
Use #57A384 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.