#737780
Closest named color: Battleship Gray (#6C757D). oklch(56.9% 0.015 266.6), rgb(115, 119, 128).
Aa
Black text reads best on this color (4.67:1).
About this color
#737780 is a medium-dark close to neutral grey. In OKLCH its lightness is 57%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Battleship Gray (#6C757D), ΔE 0.013 away. Black text reads best on it, at 4.67:1.
| Hue family | Neutrals |
| Lightness | medium-dark (57%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Battleship Gray (#6C757D) |
| Black text | 4.67:1 |
| White text | 4.48:1 |
Values
| HEX | #737780 |
| RGB | rgb(115, 119, 128) |
| HSL | hsl(222, 5%, 48%) |
| OKLCH | oklch(56.9% 0.015 266.6) |
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 #737780 | 4.48:1 | AA large text | Lc -76.6 | Fine for body text |
| Black text on #737780 | 4.67:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #737780 text on white | 4.48:1 | AA large text | Lc 71.2 | Content text, not long reading |
| #737780 text on black | 4.67:1 | AA | Lc -30.5 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E9EAEB
oklch(93.7% 0.002 247.8)
-
Step 200
200
#D8D9DB
oklch(88.5% 0.003 264.5)
-
Step 300
300
#BEC0C5
oklch(80.8% 0.007 268.5)
-
Step 400
400
#9DA0A7
oklch(70.5% 0.011 267.3)
-
Step 500
500
#868992
oklch(63.1% 0.014 271.2)
-
Step 600
600 (this color)
#737780
oklch(56.9% 0.015 266.6)
-
Step 700
700
#5D6169
oklch(49.2% 0.014 264.4)
-
Step 800
800
#4C4F55
oklch(42.7% 0.011 264.5)
-
Step 900
900
#3F4246
oklch(37.8% 0.008 255.5)
-
Step 950
950
#252629
oklch(26.9% 0.006 271.2)
#737780 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) | #747780 | 0.001 |
| Deuteranopia (no green cones) | #737680 | 0.003 |
| Tritanopia (no blue cones) | #70797A | 0.013 |
| Achromatopsia (no color) | #777777 | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
This color is close to neutral, so it has no meaningful hue to rotate. Hue harmonies are omitted.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #737780, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Gray #6C757D ΔE 0.013
- Battleship Grey #6B7C85 ΔE 0.017
- Grey Blue #647D8E ΔE 0.028
- Slate Gray #708090 ΔE 0.029
- Steel Grey #6F828A ΔE 0.031
- Medium Grey #7D7F7C ΔE 0.031
- Gray #808080 ΔE 0.034
- Purple Grey #866F85 ΔE 0.038
Use #737780 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.