#23469E
Closest named color: Cobalt (#1E488F). oklch(42.3% 0.149 264.5), rgb(35, 70, 158).
Aa
White text reads best on this color (8.60:1).
About this color
#23469E is a dark, vivid blue. In OKLCH its lightness is 42%, its chroma 0.149 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.026 away. White text reads best on it, at 8.60:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.44:1 |
| White text | 8.60:1 |
Values
| HEX | #23469E |
| RGB | rgb(35, 70, 158) |
| HSL | hsl(223, 64%, 38%) |
| OKLCH | oklch(42.3% 0.149 264.5) |
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 #23469E | 8.60:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #23469E | 2.44:1 | Fails | Lc 14.9 | Not readable |
| #23469E text on white | 8.60:1 | AAA | Lc 89.1 | Fine for body text |
| #23469E text on black | 2.44:1 | Fails | Lc -13.1 | Not readable |
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 800.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFB
oklch(93.5% 0.025 263.3)
-
Step 200
200
#C9D9FA
oklch(88.4% 0.049 264.9)
-
Step 300
300
#A5C0FA
oklch(80.9% 0.088 265.1)
-
Step 400
400
#759EF7
oklch(70.8% 0.138 264.4)
-
Step 500
500
#5282F4
oklch(63.1% 0.179 264.6)
-
Step 600
600
#3868E3
oklch(55.6% 0.195 264.7)
-
Step 700
700
#2B56C5
oklch(49.1% 0.18 264.5)
-
Step 800
800 (this color)
#23469E
oklch(42.3% 0.149 264.5)
-
Step 900
900
#213D7E
oklch(37.7% 0.115 264.1)
-
Step 950
950
#14244A
oklch(27% 0.074 264.7)
#23469E 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) | #0052A1 | 0.033 |
| Deuteranopia (no green cones) | #00469C | 0.020 |
| Tritanopia (no blue cones) | #005C6B | 0.118 |
| Achromatopsia (no color) | #4C4C4C | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23469E
#23469E
oklch(42.3% 0.149 264.5)
- #644900
#644900
oklch(42.3% 0.087 84.2)
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 #23469E, closest first.
No curated palette has a color within ΔE 0.04 of #23469E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.026
- Sapphire #2138AB ΔE 0.040
- Blueberry #464196 ΔE 0.045
- Dusk Blue #26538D ΔE 0.049
- Light Navy #155084 ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.057
- Twilight Blue #0A437A ΔE 0.064
- Blue Blue #2242C7 ΔE 0.066
Use #23469E 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.