#687A85
Closest named color: Battleship Grey (#6B7C85). oklch(56.9% 0.027 234.8), rgb(104, 122, 133).
Aa
Black text reads best on this color (4.71:1).
About this color
#687A85 is a medium-dark close to neutral grey. In OKLCH its lightness is 57%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Battleship Grey (#6B7C85), ΔE 0.008 away. Black text reads best on it, at 4.71:1.
| Hue family | Neutrals |
| Lightness | medium-dark (57%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Battleship Grey (#6B7C85) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #687A85 |
| RGB | rgb(104, 122, 133) |
| HSL | hsl(203, 12%, 46%) |
| OKLCH | oklch(56.9% 0.027 234.8) |
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 #687A85 | 4.45:1 | AA large text | Lc -76.4 | Fine for body text |
| Black text on #687A85 | 4.71:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #687A85 text on white | 4.45:1 | AA large text | Lc 70.9 | Content text, not long reading |
| #687A85 text on black | 4.71:1 | AA | Lc -30.7 | 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
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D5DADD
oklch(88.5% 0.007 233.7)
-
Step 300
300
#B9C2C7
oklch(80.9% 0.012 231.7)
-
Step 400
400
#95A3AB
oklch(70.7% 0.02 232.6)
-
Step 500
500
#7B8C97
oklch(63% 0.026 236.2)
-
Step 600
600 (this color)
#687A85
oklch(56.9% 0.027 234.8)
-
Step 700
700
#53636D
oklch(49% 0.025 235.5)
-
Step 800
800
#445159
oklch(42.7% 0.021 235)
-
Step 900
900
#394349
oklch(37.6% 0.017 234.2)
-
Step 950
950
#22272B
oklch(26.9% 0.01 242.1)
#687A85 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) | #757986 | 0.019 |
| Deuteranopia (no green cones) | #717685 | 0.016 |
| Tritanopia (no blue cones) | #607D7D | 0.021 |
| Achromatopsia (no color) | #777777 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #687A85
#687A85
oklch(56.9% 0.027 234.8)
- #847368
#847368
oklch(56.8% 0.027 55)
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 #687A85, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Grey #6B7C85 ΔE 0.008
- Grey Blue #647D8E ΔE 0.014
- Battleship Gray #6C757D ΔE 0.016
- Slate Gray #708090 ΔE 0.025
- Steel Grey #6F828A ΔE 0.026
- Medium Grey #7D7F7C ΔE 0.038
- Steel #738595 ΔE 0.040
- Gray #808080 ΔE 0.041
Use #687A85 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.