#6B83BB
Closest named color: Faded Blue (#658CBB). oklch(61.4% 0.09 266), rgb(107, 131, 187).
Aa
Black text reads best on this color (5.58:1).
About this color
#6B83BB is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.090 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.025 away. Black text reads best on it, at 5.58:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 5.58:1 |
| White text | 3.75:1 |
Values
| HEX | #6B83BB |
| RGB | rgb(107, 131, 187) |
| HSL | hsl(222, 37%, 58%) |
| OKLCH | oklch(61.4% 0.09 266) |
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 #6B83BB | 3.75:1 | AA large text | Lc -70.6 | Content text, not long reading |
| Black text on #6B83BB | 5.58:1 | AA | Lc 39.0 | Non-text elements, placeholder text |
| #6B83BB text on white | 3.75:1 | AA large text | Lc 65.1 | Content text, not long reading |
| #6B83BB text on black | 5.58:1 | AA | Lc -36.6 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D2D9EA
oklch(88.5% 0.025 267.9)
-
Step 300
300
#B3C1DE
oklch(81% 0.044 264.9)
-
Step 400
400
#8CA0CD
oklch(70.7% 0.07 266)
-
Step 500
500 (this color)
#6B83BB
oklch(61.4% 0.09 266)
-
Step 600
600
#5871AD
oklch(55.6% 0.098 266.1)
-
Step 700
700
#485F94
oklch(49.1% 0.09 265.4)
-
Step 800
800
#3B4D78
oklch(42.5% 0.075 266)
-
Step 900
900
#334161
oklch(37.8% 0.058 265.6)
-
Step 950
950
#1E2639
oklch(27% 0.037 266.4)
#6B83BB 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) | #6F88BD | 0.015 |
| Deuteranopia (no green cones) | #6780BA | 0.010 |
| Tritanopia (no blue cones) | #4F8F97 | 0.081 |
| Achromatopsia (no color) | #848484 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B83BB
#6B83BB
oklch(61.4% 0.09 266)
- #9C8040
#9C8040
oklch(61.3% 0.09 85.9)
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 #6B83BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.025
- Dusty Blue #5A86AD ΔE 0.033
- Off Blue #5684AE ΔE 0.034
- Cool Blue #4984B8 ΔE 0.038
- Steel Blue #4682B4 ΔE 0.043
- Silver Lake Blue #778DA9 ΔE 0.048
- Lavender Gray #7E7F9A ΔE 0.053
- Blue Grey #758DA3 ΔE 0.055
Use #6B83BB 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.