#23679C
Closest named color: Peacock Blue (#016795). oklch(49.8% 0.108 246.2), rgb(35, 103, 156).
Aa
White text reads best on this color (6.01:1).
About this color
#23679C is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.108 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.019 away. White text reads best on it, at 6.01:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.49:1 |
| White text | 6.01:1 |
Values
| HEX | #23679C |
| RGB | rgb(35, 103, 156) |
| HSL | hsl(206, 63%, 37%) |
| OKLCH | oklch(49.8% 0.108 246.2) |
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 #23679C | 6.01:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #23679C | 3.49:1 | AA large text | Lc 24.3 | Dividers and decoration only |
| #23679C text on white | 6.01:1 | AA | Lc 79.7 | Fine for body text |
| #23679C text on black | 3.49:1 | AA large text | Lc -22.1 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CADCEC
oklch(88.6% 0.029 244.9)
-
Step 300
300
#A6C5E1
oklch(81% 0.052 245.8)
-
Step 400
400
#75A6D2
oklch(70.7% 0.083 246.4)
-
Step 500
500
#4E8FC6
oklch(63.1% 0.107 246.1)
-
Step 600
600
#2F78B3
oklch(55.5% 0.117 246.5)
-
Step 700
700 (this color)
#23679C
oklch(49.8% 0.108 246.2)
-
Step 800
800
#1E537D
oklch(42.8% 0.089 246.1)
-
Step 900
900
#1F4564
oklch(37.8% 0.069 245.7)
-
Step 950
950
#13283B
oklch(26.9% 0.045 247.5)
#23679C 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) | #4F699E | 0.044 |
| Deuteranopia (no green cones) | #3D5E9B | 0.031 |
| Tritanopia (no blue cones) | #00747A | 0.078 |
| Achromatopsia (no color) | #636363 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23679C
#23679C
oklch(49.8% 0.108 246.2)
- #8B5407
#8B5407
oklch(49.8% 0.108 66.2)
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 #23679C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.019
- Denim #3B638C ΔE 0.030
- Ocean Blue #03719C ΔE 0.030
- Mid Blue #276AB3 ΔE 0.037
- Denim Blue #3B5B92 ΔE 0.037
- Dusky Blue #475F94 ΔE 0.037
- Muted Blue #3B719F ΔE 0.038
- French Blue #436BAD ΔE 0.042
Use #23679C 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.