#5E8178
Closest named color: Battleship Grey (#6B7C85). oklch(57.4% 0.042 177.1), rgb(94, 129, 120).
Aa
Black text reads best on this color (4.88:1).
About this color
#5E8178 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 57%, its chroma 0.042 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Battleship Grey (#6B7C85), ΔE 0.034 away. Black text reads best on it, at 4.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Battleship Grey (#6B7C85) |
| Black text | 4.88:1 |
| White text | 4.29:1 |
Values
| HEX | #5E8178 |
| RGB | rgb(94, 129, 120) |
| HSL | hsl(165, 16%, 44%) |
| OKLCH | oklch(57.4% 0.042 177.1) |
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 #5E8178 | 4.29:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #5E8178 | 4.88:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #5E8178 text on white | 4.29:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #5E8178 text on black | 4.88:1 | AA | Lc -32.0 | 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 600.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBEA
oklch(93.6% 0.006 183)
-
Step 200
200
#D2DBD9
oklch(88.4% 0.01 181.4)
-
Step 300
300
#B5C5C0
oklch(81% 0.019 175.2)
-
Step 400
400
#8DA7A0
oklch(70.6% 0.031 177.3)
-
Step 500
500
#719189
oklch(63% 0.038 178)
-
Step 600
600 (this color)
#5E8178
oklch(57.4% 0.042 177.1)
-
Step 700
700
#496860
oklch(49.1% 0.038 176.8)
-
Step 800
800
#3C554F
oklch(42.7% 0.032 178.2)
-
Step 900
900
#334641
oklch(37.6% 0.026 176.9)
-
Step 950
950
#1E2926
oklch(26.9% 0.016 176.5)
#5E8178 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) | #7E7D78 | 0.044 |
| Deuteranopia (no green cones) | #787879 | 0.042 |
| Tritanopia (no blue cones) | #55827E | 0.012 |
| Achromatopsia (no color) | #7A7A7A | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E8178
#5E8178
oklch(57.4% 0.042 177.1)
- #8E6F79
#8E6F79
oklch(57.5% 0.042 357.3)
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 #5E8178, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Grey #6B7C85 ΔE 0.034
- Steel Grey #6F828A ΔE 0.037
- Grey Blue #647D8E ΔE 0.041
- Battleship Gray #6C757D ΔE 0.042
- Medium Grey #7D7F7C ΔE 0.043
- Dusty Teal #4C9085 ΔE 0.043
- Slate Green #658D6D ΔE 0.046
- Slate Gray #708090 ΔE 0.047
Use #5E8178 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.