#6F758A
Closest named color: Battleship Gray (#6C757D). oklch(56.5% 0.033 272.7), rgb(111, 117, 138).
Aa
Black text reads best on this color (4.58:1).
About this color
#6F758A is a medium-dark, muted blue. In OKLCH its lightness is 56%, its chroma 0.033 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Battleship Gray (#6C757D), ΔE 0.021 away. Black text reads best on it, at 4.58:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Battleship Gray (#6C757D) |
| Black text | 4.58:1 |
| White text | 4.57:1 |
Values
| HEX | #6F758A |
| RGB | rgb(111, 117, 138) |
| HSL | hsl(227, 11%, 49%) |
| OKLCH | oklch(56.5% 0.033 272.7) |
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 #6F758A | 4.57:1 | AA | Lc -77.3 | Fine for body text |
| Black text on #6F758A | 4.58:1 | AA | Lc 32.3 | Non-text elements, placeholder text |
| #6F758A text on white | 4.57:1 | AA | Lc 71.8 | Content text, not long reading |
| #6F758A text on black | 4.58:1 | AA | Lc -29.9 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9EAED
oklch(93.7% 0.004 271.4)
-
Step 200
200
#D7D9DF
oklch(88.6% 0.008 271.3)
-
Step 300
300
#BDC0CB
oklch(80.9% 0.016 273.8)
-
Step 400
400
#9BA0B0
oklch(70.7% 0.024 271.9)
-
Step 500
500
#83899D
oklch(63.2% 0.031 272.3)
-
Step 600
600 (this color)
#6F758A
oklch(56.5% 0.033 272.7)
-
Step 700
700
#5B6073
oklch(49.2% 0.031 273.6)
-
Step 800
800
#4A4E5D
oklch(42.6% 0.025 273.5)
-
Step 900
900
#3E414C
oklch(37.7% 0.019 273.4)
-
Step 950
950
#24262D
oklch(27% 0.013 272.9)
#6F758A 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) | #6F778B | 0.006 |
| Deuteranopia (no green cones) | #6D7489 | 0.004 |
| Tritanopia (no blue cones) | #69797C | 0.030 |
| Achromatopsia (no color) | #757575 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F758A
#6F758A
oklch(56.5% 0.033 272.7)
- #7D7660
#7D7660
oklch(56.6% 0.034 92.5)
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 #6F758A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Gray #6C757D ΔE 0.021
- Battleship Grey #6B7C85 ΔE 0.025
- Grey Blue #647D8E ΔE 0.025
- Slate Gray #708090 ΔE 0.031
- Grey Purple #826D8C ΔE 0.036
- Purple Grey #866F85 ΔE 0.037
- Steel Grey #6F828A ΔE 0.038
- Lavender Gray #7E7F9A ΔE 0.042
Use #6F758A 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.