#6C879B
Closest named color: Steel (#738595). oklch(61% 0.043 240.5), rgb(108, 135, 155).
Aa
Black text reads best on this color (5.57:1).
About this color
#6C879B is a medium-dark, muted blue. In OKLCH its lightness is 61%, its chroma 0.043 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Steel (#738595), ΔE 0.012 away. Black text reads best on it, at 5.57:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Steel (#738595) |
| Black text | 5.57:1 |
| White text | 3.76:1 |
Values
| HEX | #6C879B |
| RGB | rgb(108, 135, 155) |
| HSL | hsl(206, 19%, 52%) |
| OKLCH | oklch(61% 0.043 240.5) |
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 #6C879B | 3.76:1 | AA large text | Lc -70.7 | Content text, not long reading |
| Black text on #6C879B | 5.57:1 | AA | Lc 38.9 | Non-text elements, placeholder text |
| #6C879B text on white | 3.76:1 | AA large text | Lc 65.2 | Content text, not long reading |
| #6C879B text on black | 5.57:1 | AA | Lc -36.5 | 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 500.
-
Step 50
50
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EAEE
oklch(93.5% 0.007 247.9)
-
Step 200
200
#D2DAE0
oklch(88.4% 0.012 239.9)
-
Step 300
300
#B5C3CD
oklch(80.9% 0.021 238.7)
-
Step 400
400
#8EA4B4
oklch(70.7% 0.034 239.6)
-
Step 500
500 (this color)
#6C879B
oklch(61% 0.043 240.5)
-
Step 600
600
#5A778D
oklch(55.5% 0.048 241.4)
-
Step 700
700
#4A6477
oklch(49% 0.043 240.5)
-
Step 800
800
#3D5261
oklch(42.7% 0.036 239.7)
-
Step 900
900
#34444F
oklch(37.7% 0.028 238.5)
-
Step 950
950
#1F282E
oklch(27.1% 0.017 237.4)
#6C879B 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) | #7F869C | 0.026 |
| Deuteranopia (no green cones) | #78819B | 0.022 |
| Tritanopia (no blue cones) | #5E8C8D | 0.035 |
| Achromatopsia (no color) | #838383 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C879B
#6C879B
oklch(61% 0.043 240.5)
- #977D69
#977D69
oklch(60.9% 0.044 59.4)
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 #6C879B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel #738595 ΔE 0.012
- Light Slate Gray #778899 ΔE 0.015
- Slate Gray #708090 ΔE 0.022
- Blue Grey #758DA3 ΔE 0.023
- Steel Grey #6F828A ΔE 0.025
- Silver Lake Blue #778DA9 ΔE 0.030
- Lavender Gray #7E7F9A ΔE 0.031
- Grey Blue #647D8E ΔE 0.034
Use #6C879B 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.