#667E7E
Closest named color: Battleship Grey (#6B7C85). oklch(57.4% 0.028 196.4), rgb(102, 126, 126).
Aa
Black text reads best on this color (4.85:1).
About this color
#667E7E is a medium-dark close to neutral grey. In OKLCH its lightness is 57%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Battleship Grey (#6B7C85), ΔE 0.016 away. Black text reads best on it, at 4.85:1.
| Hue family | Neutrals |
| Lightness | medium-dark (57%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Battleship Grey (#6B7C85) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #667E7E |
| RGB | rgb(102, 126, 126) |
| HSL | hsl(180, 11%, 45%) |
| OKLCH | oklch(57.4% 0.028 196.4) |
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 #667E7E | 4.32:1 | AA large text | Lc -75.5 | Fine for body text |
| Black text on #667E7E | 4.85:1 | AA | Lc 34.1 | Non-text elements, placeholder text |
| #667E7E text on white | 4.32:1 | AA large text | Lc 70.0 | Content text, not long reading |
| #667E7E text on black | 4.85:1 | AA | Lc -31.7 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EBEA
oklch(93.7% 0.004 179.7)
-
Step 200
200
#D4DBDA
oklch(88.6% 0.008 186.9)
-
Step 300
300
#B8C3C3
oklch(80.9% 0.012 196.9)
-
Step 400
400
#93A5A5
oklch(70.8% 0.02 196.7)
-
Step 500
500
#788F8F
oklch(63.2% 0.026 196.5)
-
Step 600
600 (this color)
#667E7E
oklch(57.4% 0.028 196.4)
-
Step 700
700
#506666
oklch(49.2% 0.026 196.3)
-
Step 800
800
#425353
oklch(42.8% 0.021 196.4)
-
Step 900
900
#384444
oklch(37.6% 0.016 196.5)
-
Step 950
950
#212828
oklch(27% 0.01 196.6)
#667E7E 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) | #7B7C7E | 0.029 |
| Deuteranopia (no green cones) | #76787E | 0.027 |
| Tritanopia (no blue cones) | #5F807E | 0.010 |
| Achromatopsia (no color) | #797979 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #667E7E
#667E7E
oklch(57.4% 0.028 196.4)
- #887273
#887273
oklch(57.3% 0.028 14.9)
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 #667E7E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Grey #6B7C85 ΔE 0.016
- Steel Grey #6F828A ΔE 0.024
- Grey Blue #647D8E ΔE 0.026
- Battleship Gray #6C757D ΔE 0.027
- Slate Gray #708090 ΔE 0.032
- Medium Grey #7D7F7C ΔE 0.032
- Gray #808080 ΔE 0.038
- Steel #738595 ΔE 0.042
Use #667E7E 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.