#3D667E
Closest named color: Denim (#3B638C). oklch(49% 0.06 235.5), rgb(61, 102, 126).
Aa
White text reads best on this color (6.17:1).
About this color
#3D667E is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.060 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.027 away. White text reads best on it, at 6.17:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.40:1 |
| White text | 6.17:1 |
Values
| HEX | #3D667E |
| RGB | rgb(61, 102, 126) |
| HSL | hsl(202, 35%, 37%) |
| OKLCH | oklch(49% 0.06 235.5) |
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 #3D667E | 6.17:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #3D667E | 3.40:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #3D667E text on white | 6.17:1 | AA | Lc 80.7 | Fine for body text |
| #3D667E text on black | 3.40:1 | AA large text | Lc -21.1 | 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 700.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#CFDBE2
oklch(88.4% 0.016 233)
-
Step 300
300
#AFC4D1
oklch(80.9% 0.029 234.9)
-
Step 400
400
#85A6BA
oklch(70.7% 0.047 234.9)
-
Step 500
500
#6690A9
oklch(63.2% 0.06 235.1)
-
Step 600
600
#4C7A94
oklch(55.7% 0.065 234.4)
-
Step 700
700 (this color)
#3D667E
oklch(49% 0.06 235.5)
-
Step 800
800
#335367
oklch(42.6% 0.05 237.1)
-
Step 900
900
#2D4553
oklch(37.7% 0.038 234.8)
-
Step 950
950
#1B2831
oklch(26.9% 0.025 239.1)
#3D667E 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) | #5B657F | 0.038 |
| Deuteranopia (no green cones) | #525E7E | 0.033 |
| Tritanopia (no blue cones) | #1B6C6E | 0.046 |
| Achromatopsia (no color) | #616161 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D667E
#3D667E
oklch(49% 0.06 235.5)
- #7B573F
#7B573F
oklch(48.9% 0.06 54.5)
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 #3D667E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.027
- Slate #516572 ΔE 0.029
- YInMn Blue #415A77 ΔE 0.035
- Peacock Blue #016795 ΔE 0.048
- Dusky Blue #475F94 ΔE 0.048
- Light Navy Blue #2E5A88 ΔE 0.048
- Dusty Grape #545775 ΔE 0.049
- Metallic Blue #4F738E ΔE 0.049
Use #3D667E 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.