#687D80
Closest named color: Battleship Grey (#6B7C85). oklch(57.4% 0.025 207), rgb(104, 125, 128).
Aa
Black text reads best on this color (4.83:1).
About this color
#687D80 is a medium-dark close to neutral grey. In OKLCH its lightness is 57%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Battleship Grey (#6B7C85), ΔE 0.010 away. Black text reads best on it, at 4.83:1.
| Hue family | Neutrals |
| Lightness | medium-dark (57%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Battleship Grey (#6B7C85) |
| Black text | 4.83:1 |
| White text | 4.34:1 |
Values
| HEX | #687D80 |
| RGB | rgb(104, 125, 128) |
| HSL | hsl(188, 10%, 45%) |
| OKLCH | oklch(57.4% 0.025 207) |
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 #687D80 | 4.34:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #687D80 | 4.83:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #687D80 text on white | 4.34:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #687D80 text on black | 4.83:1 | AA | Lc -31.6 | 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
#E7EAEB
oklch(93.5% 0.004 219.5)
-
Step 200
200
#D5DADB
oklch(88.5% 0.006 211)
-
Step 300
300
#B9C3C4
oklch(81% 0.011 204.1)
-
Step 400
400
#94A4A6
oklch(70.7% 0.018 205.8)
-
Step 500
500
#7A8E90
oklch(63.2% 0.023 204)
-
Step 600
600 (this color)
#687D80
oklch(57.4% 0.025 207)
-
Step 700
700
#526567
oklch(49.2% 0.023 204.3)
-
Step 800
800
#435254
oklch(42.6% 0.019 206.4)
-
Step 900
900
#394446
oklch(37.8% 0.015 209.8)
-
Step 950
950
#212829
oklch(27% 0.01 207.1)
#687D80 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) | #797B80 | 0.024 |
| Deuteranopia (no green cones) | #757880 | 0.022 |
| Tritanopia (no blue cones) | #617F7E | 0.012 |
| Achromatopsia (no color) | #797979 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #687D80
#687D80
oklch(57.4% 0.025 207)
- #877371
#877371
oklch(57.4% 0.025 24.7)
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 #687D80, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Grey #6B7C85 ΔE 0.010
- Steel Grey #6F828A ΔE 0.022
- Grey Blue #647D8E ΔE 0.022
- Battleship Gray #6C757D ΔE 0.023
- Slate Gray #708090 ΔE 0.028
- Medium Grey #7D7F7C ΔE 0.031
- Gray #808080 ΔE 0.036
- Steel #738595 ΔE 0.039
Use #687D80 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.