#23679A
Closest named color: Peacock Blue (#016795). oklch(49.7% 0.106 245.2), rgb(35, 103, 154).
Aa
White text reads best on this color (6.03:1).
About this color
#23679A is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.106 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.016 away. White text reads best on it, at 6.03:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.47:1 |
| White text | 6.03:1 |
Values
| HEX | #23679A |
| RGB | rgb(35, 103, 154) |
| HSL | hsl(206, 63%, 37%) |
| OKLCH | oklch(49.7% 0.106 245.2) |
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 #23679A | 6.03:1 | AA | Lc -85.0 | Fine for body text |
| Black text on #23679A | 3.47:1 | AA large text | Lc 24.2 | Dividers and decoration only |
| #23679A text on white | 6.03:1 | AA | Lc 79.8 | Fine for body text |
| #23679A text on black | 3.47:1 | AA large text | Lc -22.0 | 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
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CADCEB
oklch(88.6% 0.028 243.1)
-
Step 300
300
#A6C5E0
oklch(81% 0.051 244.8)
-
Step 400
400
#75A6D1
oklch(70.7% 0.082 245.8)
-
Step 500
500
#4F8FC4
oklch(63% 0.104 245.5)
-
Step 600
600
#2F79B1
oklch(55.7% 0.113 244.9)
-
Step 700
700 (this color)
#23679A
oklch(49.7% 0.106 245.2)
-
Step 800
800
#1E537B
oklch(42.7% 0.087 244.9)
-
Step 900
900
#1F4563
oklch(37.8% 0.067 244.8)
-
Step 950
950
#13283A
oklch(26.9% 0.043 246.2)
#23679A 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) | #4F699C | 0.044 |
| Deuteranopia (no green cones) | #3F5E99 | 0.033 |
| Tritanopia (no blue cones) | #007379 | 0.075 |
| Achromatopsia (no color) | #636363 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23679A
#23679A
oklch(49.7% 0.106 245.2)
- #8A540E
#8A540E
oklch(49.7% 0.105 65.8)
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 #23679A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.016
- Denim #3B638C ΔE 0.028
- Ocean Blue #03719C ΔE 0.029
- Denim Blue #3B5B92 ΔE 0.037
- Dusky Blue #475F94 ΔE 0.037
- Muted Blue #3B719F ΔE 0.038
- Mid Blue #276AB3 ΔE 0.040
- Sea Blue #047495 ΔE 0.042
Use #23679A 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.