#6B8593
Closest named color: Steel (#738595). oklch(60.1% 0.037 231.7), rgb(107, 133, 147).
Aa
Black text reads best on this color (5.40:1).
About this color
#6B8593 is a medium-dark, muted blue. In OKLCH its lightness is 60%, its chroma 0.037 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Steel (#738595), ΔE 0.011 away. Black text reads best on it, at 5.40:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Steel (#738595) |
| Black text | 5.40:1 |
| White text | 3.88:1 |
Values
| HEX | #6B8593 |
| RGB | rgb(107, 133, 147) |
| HSL | hsl(201, 16%, 50%) |
| OKLCH | oklch(60.1% 0.037 231.7) |
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 #6B8593 | 3.88:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #6B8593 | 5.40:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #6B8593 text on white | 3.88:1 | AA large text | Lc 66.3 | Content text, not long reading |
| #6B8593 text on black | 5.40:1 | AA | Lc -35.3 | 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 500.
-
Step 50
50
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E7EAED
oklch(93.6% 0.005 247.9)
-
Step 200
200
#D3DADF
oklch(88.4% 0.01 238.5)
-
Step 300
300
#B6C3CA
oklch(80.9% 0.017 231)
-
Step 400
400
#8FA4B0
oklch(70.6% 0.029 232.9)
-
Step 500
500 (this color)
#6B8593
oklch(60.1% 0.037 231.7)
-
Step 600
600
#5C7887
oklch(55.6% 0.04 231.8)
-
Step 700
700
#4B6572
oklch(49.1% 0.037 230.1)
-
Step 800
800
#3E525D
oklch(42.6% 0.031 232.5)
-
Step 900
900
#35444C
oklch(37.7% 0.024 231.5)
-
Step 950
950
#1F282D
oklch(27% 0.016 232.4)
#6B8593 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) | #7E8494 | 0.026 |
| Deuteranopia (no green cones) | #787F93 | 0.023 |
| Tritanopia (no blue cones) | #5F8989 | 0.027 |
| Achromatopsia (no color) | #818181 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B8593
#6B8593
oklch(60.1% 0.037 231.7)
- #937B6D
#937B6D
oklch(60.1% 0.036 52)
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 #6B8593, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel #738595 ΔE 0.011
- Steel Grey #6F828A ΔE 0.014
- Slate Gray #708090 ΔE 0.014
- Light Slate Gray #778899 ΔE 0.021
- Grey Blue #647D8E ΔE 0.026
- Battleship Grey #6B7C85 ΔE 0.029
- Blue Grey #758DA3 ΔE 0.033
- Lavender Gray #7E7F9A ΔE 0.034
Use #6B8593 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.