#5B9787
Closest named color: Grey Teal (#5E9B8A). oklch(63.1% 0.068 175.1), rgb(91, 151, 135).
Aa
Black text reads best on this color (6.22:1).
About this color
#5B9787 is a medium-light, muted teal or cyan. In OKLCH its lightness is 63%, its chroma 0.068 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.012 away. Black text reads best on it, at 6.22:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.22:1 |
| White text | 3.37:1 |
Values
| HEX | #5B9787 |
| RGB | rgb(91, 151, 135) |
| HSL | hsl(164, 25%, 47%) |
| OKLCH | oklch(63.1% 0.068 175.1) |
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 #5B9787 | 3.37:1 | AA large text | Lc -66.6 | Content text, not long reading |
| Black text on #5B9787 | 6.22:1 | AA | Lc 42.9 | Non-text elements, placeholder text |
| #5B9787 text on white | 3.37:1 | AA large text | Lc 61.1 | Content text, not long reading |
| #5B9787 text on black | 6.22:1 | AA | Lc -40.6 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CDDDD8
oklch(88.4% 0.018 175.3)
-
Step 300
300
#ABC8BF
oklch(80.9% 0.034 174.7)
-
Step 400
400
#7EAC9F
oklch(70.8% 0.053 175.4)
-
Step 500
500 (this color)
#5B9787
oklch(63.1% 0.068 175.1)
-
Step 600
600
#3F8171
oklch(55.5% 0.073 175.6)
-
Step 700
700
#306D5F
oklch(49% 0.068 176.1)
-
Step 800
800
#29594D
oklch(42.6% 0.056 175)
-
Step 900
900
#264940
oklch(37.6% 0.044 175.3)
-
Step 950
950
#172B26
oklch(27% 0.028 176.4)
#5B9787 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) | #939086 | 0.071 |
| Deuteranopia (no green cones) | #898988 | 0.067 |
| Tritanopia (no blue cones) | #489892 | 0.021 |
| Achromatopsia (no color) | #8C8C8C | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B9787
#5B9787
oklch(63.1% 0.068 175.1)
- #AB788B
#AB788B
oklch(63% 0.068 355.2)
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 #5B9787, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.012
- Dull Teal #5F9E8F ΔE 0.022
- Dusty Teal #4C9085 ΔE 0.027
- Sea #3C9992 ΔE 0.027
- Persian Green #2A9D8F ΔE 0.036
- Cadet Blue #5F9EA0 ΔE 0.038
- Slate Green #658D6D ΔE 0.039
- Green Grey #77926F ΔE 0.041
Use #5B9787 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.