#264B5E
Closest named color: Dark Grey Blue (#29465B). oklch(39.4% 0.053 232.7), rgb(38, 75, 94).
Aa
White text reads best on this color (9.33:1).
About this color
#264B5E is a dark, muted blue. In OKLCH its lightness is 39%, its chroma 0.053 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.015 away. White text reads best on it, at 9.33:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.25:1 |
| White text | 9.33:1 |
Values
| HEX | #264B5E |
| RGB | rgb(38, 75, 94) |
| HSL | hsl(200, 42%, 26%) |
| OKLCH | oklch(39.4% 0.053 232.7) |
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 #264B5E | 9.33:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #264B5E | 2.25:1 | Fails | Lc 12.5 | Not readable |
| #264B5E text on white | 9.33:1 | AAA | Lc 91.4 | Preferred for body text |
| #264B5E text on black | 2.25:1 | Fails | Lc -10.9 | 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 900.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CBDCE6
oklch(88.5% 0.023 233.4)
-
Step 300
300
#A8C6D6
oklch(81% 0.039 231.2)
-
Step 400
400
#78A8C2
oklch(70.7% 0.064 232.5)
-
Step 500
500
#5392B3
oklch(63.1% 0.082 233)
-
Step 600
600
#357C9F
oklch(55.7% 0.089 233)
-
Step 700
700
#266888
oklch(49% 0.083 233.3)
-
Step 800
800
#22556E
oklch(42.7% 0.068 232.9)
-
Step 900
900 (this color)
#264B5E
oklch(39.4% 0.053 232.7)
-
Step 950
950
#142934
oklch(26.9% 0.034 232.8)
#264B5E 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) | #424A5F | 0.036 |
| Deuteranopia (no green cones) | #3A445E | 0.031 |
| Tritanopia (no blue cones) | #005051 | 0.040 |
| Achromatopsia (no color) | #474747 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #264B5E
#264B5E
oklch(39.4% 0.053 232.7)
- #5D3E2A
#5D3E2A
oklch(39.4% 0.054 53.4)
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 #264B5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.015
- Charcoal #264653 ΔE 0.022
- Dark Slate Gray #2F4F4F ΔE 0.034
- Deep Teal #00555A ΔE 0.039
- Dark Teal #014D4E ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.052
- Dark Blue Green #005249 ΔE 0.055
- Dark Blue Grey #1F3B4D ΔE 0.056
Use #264B5E 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.