#67758B
Closest named color: Grey Blue (#647D8E). oklch(55.9% 0.038 259.4), rgb(103, 117, 139).
Aa
White text reads best on this color (4.67:1).
About this color
#67758B is a medium-dark, muted blue. In OKLCH its lightness is 56%, its chroma 0.038 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.022 away. White text reads best on it, at 4.67:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 4.49:1 |
| White text | 4.67:1 |
Values
| HEX | #67758B |
| RGB | rgb(103, 117, 139) |
| HSL | hsl(217, 15%, 47%) |
| OKLCH | oklch(55.9% 0.038 259.4) |
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 #67758B | 4.67:1 | AA | Lc -77.9 | Fine for body text |
| Black text on #67758B | 4.49:1 | AA large text | Lc 31.6 | Non-text elements, placeholder text |
| #67758B text on white | 4.67:1 | AA | Lc 72.5 | Content text, not long reading |
| #67758B text on black | 4.49:1 | AA large text | Lc -29.2 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E8EAED
oklch(93.6% 0.005 258.3)
-
Step 200
200
#D5D9E0
oklch(88.4% 0.011 261.8)
-
Step 300
300
#BAC1CC
oklch(80.9% 0.017 259.4)
-
Step 400
400
#97A1B2
oklch(70.7% 0.027 261.1)
-
Step 500
500
#7D8A9F
oklch(63% 0.035 260)
-
Step 600
600 (this color)
#67758B
oklch(55.9% 0.038 259.4)
-
Step 700
700
#556175
oklch(49% 0.035 260.6)
-
Step 800
800
#45505F
oklch(42.7% 0.029 256.2)
-
Step 900
900
#3A424E
oklch(37.7% 0.023 258.4)
-
Step 950
950
#22272E
oklch(27.1% 0.015 256.8)
#67758B 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) | #6E768C | 0.011 |
| Deuteranopia (no green cones) | #6A738B | 0.007 |
| Tritanopia (no blue cones) | #5D7A7C | 0.035 |
| Achromatopsia (no color) | #747474 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #67758B
#67758B
oklch(55.9% 0.038 259.4)
- #80725B
#80725B
oklch(55.9% 0.038 80.1)
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 #67758B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.022
- Battleship Gray #6C757D ΔE 0.023
- Battleship Grey #6B7C85 ΔE 0.026
- Metallic Blue #4F738E ΔE 0.032
- Slate Gray #708090 ΔE 0.035
- Stormy Blue #507B9C ΔE 0.036
- Steel Grey #6F828A ΔE 0.042
- Dull Blue #49759C ΔE 0.044
Use #67758B 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.