#4E8391
Closest named color: Grey Blue (#647D8E). oklch(57.8% 0.06 216.6), rgb(78, 131, 145).
Aa
Black text reads best on this color (4.97:1).
About this color
#4E8391 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 58%, its chroma 0.060 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.028 away. Black text reads best on it, at 4.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 4.97:1 |
| White text | 4.21:1 |
Values
| HEX | #4E8391 |
| RGB | rgb(78, 131, 145) |
| HSL | hsl(193, 30%, 44%) |
| OKLCH | oklch(57.8% 0.06 216.6) |
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 #4E8391 | 4.21:1 | AA large text | Lc -74.5 | Content text, not long reading |
| Black text on #4E8391 | 4.97:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #4E8391 text on white | 4.21:1 | AA large text | Lc 69.0 | Content text, not long reading |
| #4E8391 text on black | 4.97:1 | AA | Lc -32.7 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CFDCE0
oklch(88.6% 0.015 218.1)
-
Step 300
300
#AEC5CC
oklch(80.8% 0.027 218)
-
Step 400
400
#82A8B2
oklch(70.7% 0.044 215.6)
-
Step 500
500
#62929F
oklch(63% 0.055 216.6)
-
Step 600
600 (this color)
#4E8391
oklch(57.8% 0.06 216.6)
-
Step 700
700
#386975
oklch(49.1% 0.056 215.5)
-
Step 800
800
#2F555F
oklch(42.5% 0.046 216.6)
-
Step 900
900
#2A474E
oklch(37.8% 0.037 214.7)
-
Step 950
950
#19292E
oklch(26.9% 0.023 219.4)
#4E8391 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) | #798092 | 0.053 |
| Deuteranopia (no green cones) | #6F7891 | 0.048 |
| Tritanopia (no blue cones) | #2E8887 | 0.036 |
| Achromatopsia (no color) | #7B7B7B | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E8391
#4E8391
oklch(57.8% 0.06 216.6)
- #9A6D61
#9A6D61
oklch(57.8% 0.061 35.5)
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 #4E8391, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.028
- Stormy Blue #507B9C ΔE 0.034
- Cerulean #457B9D ΔE 0.036
- Battleship Grey #6B7C85 ΔE 0.037
- Steel Grey #6F828A ΔE 0.039
- Slate Gray #708090 ΔE 0.040
- Teal Blue #01889F ΔE 0.042
- Steel #738595 ΔE 0.046
Use #4E8391 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.