#4C8384
Closest named color: Grey Blue (#647D8E). oklch(57.3% 0.058 197.2), rgb(76, 131, 132).
Aa
Black text reads best on this color (4.88:1).
About this color
#4C8384 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 57%, its chroma 0.058 and its hue 197°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.039 away. Black text reads best on it, at 4.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 4.88:1 |
| White text | 4.29:1 |
Values
| HEX | #4C8384 |
| RGB | rgb(76, 131, 132) |
| HSL | hsl(181, 27%, 41%) |
| OKLCH | oklch(57.3% 0.058 197.2) |
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 #4C8384 | 4.29:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #4C8384 | 4.88:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #4C8384 text on white | 4.29:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #4C8384 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4EBEB
oklch(93.5% 0.007 197)
-
Step 200
200
#CFDCDC
oklch(88.5% 0.014 196.9)
-
Step 300
300
#AEC6C6
oklch(80.9% 0.026 196.6)
-
Step 400
400
#82A9AA
oklch(70.7% 0.042 198.2)
-
Step 500
500
#629495
oklch(63.2% 0.054 197.5)
-
Step 600
600 (this color)
#4C8384
oklch(57.3% 0.058 197.2)
-
Step 700
700
#386A6B
oklch(49% 0.054 197.2)
-
Step 800
800
#2F5757
oklch(42.8% 0.045 195.6)
-
Step 900
900
#2A4748
oklch(37.6% 0.035 198.6)
-
Step 950
950
#192A2A
oklch(27% 0.023 195.9)
#4C8384 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) | #7C7E84 | 0.060 |
| Deuteranopia (no green cones) | #727784 | 0.056 |
| Tritanopia (no blue cones) | #328683 | 0.023 |
| Achromatopsia (no color) | #7A7A7A | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C8384
#4C8384
oklch(57.3% 0.058 197.2)
- #986A6C
#986A6C
oklch(57.2% 0.059 16.2)
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 #4C8384, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.039
- Dusty Teal #4C9085 ΔE 0.039
- Dark Cyan #008B8B ΔE 0.040
- Battleship Grey #6B7C85 ΔE 0.041
- Steel Grey #6F828A ΔE 0.044
- Teal #008080 ΔE 0.045
- Teal Blue #01889F ΔE 0.050
- Slate Gray #708090 ΔE 0.050
Use #4C8384 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.