#57997E
Closest named color: Grey Teal (#5E9B8A). oklch(63.1% 0.08 165.7), rgb(87, 153, 126).
Aa
Black text reads best on this color (6.26:1).
About this color
#57997E is a medium-light, moderately saturated green. In OKLCH its lightness is 63%, its chroma 0.080 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.020 away. Black text reads best on it, at 6.26:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.26:1 |
| White text | 3.35:1 |
Values
| HEX | #57997E |
| RGB | rgb(87, 153, 126) |
| HSL | hsl(155, 27%, 47%) |
| OKLCH | oklch(63.1% 0.08 165.7) |
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 #57997E | 3.35:1 | AA large text | Lc -66.3 | Content text, not long reading |
| Black text on #57997E | 6.26:1 | AA | Lc 43.2 | Non-text elements, placeholder text |
| #57997E text on white | 3.35:1 | AA large text | Lc 60.8 | Content text, not long reading |
| #57997E text on black | 6.26:1 | AA | Lc -40.9 | Non-text elements, placeholder text |
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
#E3ECE8
oklch(93.5% 0.011 167.8)
-
Step 200
200
#CDDED6
oklch(88.6% 0.021 166)
-
Step 300
300
#AAC9BB
oklch(80.9% 0.039 166.3)
-
Step 400
400
#7BAD97
oklch(70.6% 0.062 165.6)
-
Step 500
500 (this color)
#57997E
oklch(63.1% 0.08 165.7)
-
Step 600
600
#398367
oklch(55.5% 0.087 165.8)
-
Step 700
700
#2B6F56
oklch(49.1% 0.08 165.9)
-
Step 800
800
#255B46
oklch(42.8% 0.068 165.1)
-
Step 900
900
#244A3B
oklch(37.6% 0.051 166)
-
Step 950
950
#162C23
oklch(27.1% 0.033 165.9)
#57997E 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) | #96917D | 0.079 |
| Deuteranopia (no green cones) | #8C8980 | 0.077 |
| Tritanopia (no blue cones) | #449991 | 0.030 |
| Achromatopsia (no color) | #8C8C8C | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57997E
#57997E
oklch(63.1% 0.08 165.7)
- #AD7694
#AD7694
oklch(63.1% 0.08 345.7)
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 #57997E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.020
- Dull Teal #5F9E8F ΔE 0.028
- Ocean Green #3D9973 ΔE 0.029
- Sea #3C9992 ΔE 0.034
- Dusty Teal #4C9085 ΔE 0.034
- Persian Green #2A9D8F ΔE 0.035
- Slate Green #658D6D ΔE 0.036
- Green Grey #77926F ΔE 0.038
Use #57997E 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.