#4C757D
Closest named color: Metallic Blue (#4F738E). oklch(53.5% 0.047 211.2), rgb(76, 117, 125).
Aa
White text reads best on this color (5.06:1).
About this color
#4C757D is a medium-dark, muted teal or cyan. In OKLCH its lightness is 54%, its chroma 0.047 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.030 away. White text reads best on it, at 5.06:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.14:1 |
| White text | 5.06:1 |
Values
| HEX | #4C757D |
| RGB | rgb(76, 117, 125) |
| HSL | hsl(190, 24%, 39%) |
| OKLCH | oklch(53.5% 0.047 211.2) |
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 #4C757D | 5.06:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #4C757D | 4.14:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #4C757D text on white | 5.06:1 | AA | Lc 74.9 | Content text, not long reading |
| #4C757D text on black | 4.14:1 | AA large text | Lc -26.8 | Dividers and decoration only |
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
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#D1DBDD
oklch(88.4% 0.011 211)
-
Step 300
300
#B2C5C8
oklch(81% 0.021 208.1)
-
Step 400
400
#89A7AD
oklch(70.8% 0.034 211.1)
-
Step 500
500
#6B9199
oklch(63.1% 0.044 212.1)
-
Step 600
600 (this color)
#4C757D
oklch(53.5% 0.047 211.2)
-
Step 700
700
#42686F
oklch(49.2% 0.044 210.4)
-
Step 800
800
#37555A
oklch(42.8% 0.036 209)
-
Step 900
900
#30464A
oklch(37.8% 0.028 210)
-
Step 950
950
#1C292B
oklch(27% 0.018 207.9)
#4C757D 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) | #6E727E | 0.045 |
| Deuteranopia (no green cones) | #666C7D | 0.041 |
| Tritanopia (no blue cones) | #397977 | 0.026 |
| Achromatopsia (no color) | #6E6E6E | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C757D
#4C757D
oklch(53.5% 0.047 211.2)
- #87635D
#87635D
oklch(53.5% 0.048 29.5)
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 #4C757D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.030
- Battleship Gray #6C757D ΔE 0.041
- Deep Aqua #08787F ΔE 0.043
- Slate #516572 ΔE 0.046
- Grey Blue #647D8E ΔE 0.046
- Bluegreen #017A79 ΔE 0.048
- Battleship Grey #6B7C85 ΔE 0.048
- Cerulean #457B9D ΔE 0.048
Use #4C757D 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.