#4E7C7E
Closest named color: Grey Blue (#647D8E). oklch(55.4% 0.05 199.3), rgb(78, 124, 126).
Aa
White text reads best on this color (4.65:1).
About this color
#4E7C7E is a medium-dark, muted teal or cyan. In OKLCH its lightness is 55%, its chroma 0.050 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.039 away. White text reads best on it, at 4.65:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 4.50:1 |
| White text | 4.65:1 |
Values
| HEX | #4E7C7E |
| RGB | rgb(78, 124, 126) |
| HSL | hsl(183, 24%, 40%) |
| OKLCH | oklch(55.4% 0.05 199.3) |
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 #4E7C7E | 4.65:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #4E7C7E | 4.50:1 | AA | Lc 31.8 | Non-text elements, placeholder text |
| #4E7C7E text on white | 4.65:1 | AA | Lc 72.3 | Content text, not long reading |
| #4E7C7E text on black | 4.50:1 | AA | Lc -29.4 | 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
#E5EBEB
oklch(93.6% 0.006 197)
-
Step 200
200
#D0DCDC
oklch(88.5% 0.013 196.9)
-
Step 300
300
#B1C5C6
oklch(80.9% 0.022 200.4)
-
Step 400
400
#87A8A9
oklch(70.7% 0.036 198.7)
-
Step 500
500
#689294
oklch(63% 0.046 199.8)
-
Step 600
600 (this color)
#4E7C7E
oklch(55.4% 0.05 199.3)
-
Step 700
700
#3F696B
oklch(49.1% 0.047 199.6)
-
Step 800
800
#345657
oklch(42.8% 0.04 198.2)
-
Step 900
900
#2E4748
oklch(37.8% 0.031 199.1)
-
Step 950
950
#1B292A
oklch(26.9% 0.019 201.6)
#4E7C7E 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) | #76787E | 0.052 |
| Deuteranopia (no green cones) | #6D727E | 0.047 |
| Tritanopia (no blue cones) | #3A7F7C | 0.021 |
| Achromatopsia (no color) | #747474 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E7C7E
#4E7C7E
oklch(55.4% 0.05 199.3)
- #8E6767
#8E6767
oklch(55.4% 0.05 18.8)
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 #4E7C7E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.039
- Battleship Grey #6B7C85 ΔE 0.039
- Battleship Gray #6C757D ΔE 0.041
- Metallic Blue #4F738E ΔE 0.043
- Teal #008080 ΔE 0.044
- Deep Aqua #08787F ΔE 0.049
- Stormy Blue #507B9C ΔE 0.049
- Bluegreen #017A79 ΔE 0.049
Use #4E7C7E 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.