#5B8A85
Closest named color: Dusty Teal (#4C9085). oklch(59.8% 0.052 187.5), rgb(91, 138, 133).
Aa
Black text reads best on this color (5.41:1).
About this color
#5B8A85 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 60%, its chroma 0.052 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.022 away. Black text reads best on it, at 5.41:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.41:1 |
| White text | 3.87:1 |
Values
| HEX | #5B8A85 |
| RGB | rgb(91, 138, 133) |
| HSL | hsl(174, 21%, 45%) |
| OKLCH | oklch(59.8% 0.052 187.5) |
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 #5B8A85 | 3.87:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #5B8A85 | 5.41:1 | AA | Lc 37.9 | Non-text elements, placeholder text |
| #5B8A85 text on white | 3.87:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #5B8A85 text on black | 5.41:1 | AA | Lc -35.5 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEB
oklch(93.6% 0.006 197)
-
Step 200
200
#CFDCDB
oklch(88.4% 0.014 191.4)
-
Step 300
300
#AFC6C3
oklch(80.8% 0.025 187.2)
-
Step 400
400
#84A9A5
oklch(70.6% 0.041 188.1)
-
Step 500
500 (this color)
#5B8A85
oklch(59.8% 0.052 187.5)
-
Step 600
600
#4B7E79
oklch(55.6% 0.056 187.7)
-
Step 700
700
#3B6A66
oklch(49% 0.052 188.6)
-
Step 800
800
#325753
oklch(42.8% 0.043 186.9)
-
Step 900
900
#2C4845
oklch(37.8% 0.034 187.3)
-
Step 950
950
#1A2A28
oklch(27% 0.022 186.2)
#5B8A85 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) | #858585 | 0.055 |
| Deuteranopia (no green cones) | #7D7F86 | 0.052 |
| Tritanopia (no blue cones) | #4B8C88 | 0.016 |
| Achromatopsia (no color) | #818181 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B8A85
#5B8A85
oklch(59.8% 0.052 187.5)
- #9C737A
#9C737A
oklch(59.8% 0.053 7.4)
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 #5B8A85, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.022
- Steel Grey #6F828A ΔE 0.035
- Slate Green #658D6D ΔE 0.040
- Battleship Grey #6B7C85 ΔE 0.044
- Steel #738595 ΔE 0.045
- Sea #3C9992 ΔE 0.046
- Slate Gray #708090 ΔE 0.046
- Grey Blue #647D8E ΔE 0.046
Use #5B8A85 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.