#5E8488
Closest named color: Steel Grey (#6F828A). oklch(58.7% 0.043 204.2), rgb(94, 132, 136).
Aa
Black text reads best on this color (5.13:1).
About this color
#5E8488 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 59%, its chroma 0.043 and its hue 204°. Its hue sits on the cool side of the wheel. The nearest named color is Steel Grey (#6F828A), ΔE 0.022 away. Black text reads best on it, at 5.13:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Steel Grey (#6F828A) |
| Black text | 5.13:1 |
| White text | 4.09:1 |
Values
| HEX | #5E8488 |
| RGB | rgb(94, 132, 136) |
| HSL | hsl(186, 18%, 45%) |
| OKLCH | oklch(58.7% 0.043 204.2) |
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 #5E8488 | 4.09:1 | AA large text | Lc -73.6 | Content text, not long reading |
| Black text on #5E8488 | 5.13:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #5E8488 text on white | 4.09:1 | AA large text | Lc 68.1 | Content text, not long reading |
| #5E8488 text on black | 5.13:1 | AA | Lc -33.6 | 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 600.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D1DBDC
oklch(88.4% 0.011 204.1)
-
Step 300
300
#B3C4C6
oklch(80.8% 0.019 205.3)
-
Step 400
400
#8BA7A9
oklch(70.8% 0.031 201.8)
-
Step 500
500
#6E9194
oklch(63.1% 0.039 202.8)
-
Step 600
600 (this color)
#5E8488
oklch(58.7% 0.043 204.2)
-
Step 700
700
#45686B
oklch(49.2% 0.04 202.7)
-
Step 800
800
#395457
oklch(42.6% 0.033 204.7)
-
Step 900
900
#314648
oklch(37.7% 0.026 203.5)
-
Step 950
950
#1D292A
oklch(27% 0.017 202.6)
#5E8488 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) | #7E8188 | 0.042 |
| Deuteranopia (no green cones) | #777B88 | 0.040 |
| Tritanopia (no blue cones) | #4F8785 | 0.020 |
| Achromatopsia (no color) | #7D7D7D | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E8488
#5E8488
oklch(58.7% 0.043 204.2)
- #947370
#947370
oklch(58.7% 0.042 24.4)
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 #5E8488, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Grey #6F828A ΔE 0.022
- Battleship Grey #6B7C85 ΔE 0.026
- Grey Blue #647D8E ΔE 0.026
- Slate Gray #708090 ΔE 0.030
- Steel #738595 ΔE 0.035
- Dusty Teal #4C9085 ΔE 0.040
- Medium Grey #7D7F7C ΔE 0.042
- Battleship Gray #6C757D ΔE 0.043
Use #5E8488 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.