#57988E
Closest named color: Grey Teal (#5E9B8A). oklch(63.3% 0.069 183.1), rgb(87, 152, 142).
Aa
Black text reads best on this color (6.28:1).
About this color
#57988E is a medium-light, muted teal or cyan. In OKLCH its lightness is 63%, its chroma 0.069 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.014 away. Black text reads best on it, at 6.28:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.28:1 |
| White text | 3.34:1 |
Values
| HEX | #57988E |
| RGB | rgb(87, 152, 142) |
| HSL | hsl(171, 27%, 47%) |
| OKLCH | oklch(63.3% 0.069 183.1) |
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 #57988E | 3.34:1 | AA large text | Lc -66.2 | Content text, not long reading |
| Black text on #57988E | 6.28:1 | AA | Lc 43.4 | Non-text elements, placeholder text |
| #57988E text on white | 3.34:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #57988E text on black | 6.28:1 | AA | Lc -41.0 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CCDDDA
oklch(88.4% 0.019 184.2)
-
Step 300
300
#AAC8C3
oklch(80.9% 0.033 184.4)
-
Step 400
400
#7BACA4
oklch(70.7% 0.053 183.6)
-
Step 500
500 (this color)
#57988E
oklch(63.3% 0.069 183.1)
-
Step 600
600
#388277
oklch(55.7% 0.076 182.3)
-
Step 700
700
#2A6E64
oklch(49.2% 0.07 182.1)
-
Step 800
800
#245952
oklch(42.6% 0.058 183.7)
-
Step 900
900
#234944
oklch(37.6% 0.044 184.5)
-
Step 950
950
#162B28
oklch(27% 0.028 184.2)
#57988E 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) | #92918E | 0.073 |
| Deuteranopia (no green cones) | #87898F | 0.069 |
| Tritanopia (no blue cones) | #3D9A95 | 0.021 |
| Achromatopsia (no color) | #8D8D8D | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57988E
#57988E
oklch(63.3% 0.069 183.1)
- #AE7986
#AE7986
oklch(63.4% 0.068 3.1)
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 #57988E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.014
- Dull Teal #5F9E8F ΔE 0.020
- Sea #3C9992 ΔE 0.021
- Dusty Teal #4C9085 ΔE 0.028
- Cadet Blue #5F9EA0 ΔE 0.030
- Persian Green #2A9D8F ΔE 0.033
- Blue Green #0F9B8E ΔE 0.041
- Slate Green #658D6D ΔE 0.048
Use #57988E 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.