#264B69
Closest named color: Dark Grey Blue (#29465B). oklch(40% 0.066 245), rgb(38, 75, 105).
Aa
White text reads best on this color (9.15:1).
About this color
#264B69 is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.066 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.025 away. White text reads best on it, at 9.15:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.29:1 |
| White text | 9.15:1 |
Values
| HEX | #264B69 |
| RGB | rgb(38, 75, 105) |
| HSL | hsl(207, 47%, 28%) |
| OKLCH | oklch(40% 0.066 245) |
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 #264B69 | 9.15:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #264B69 | 2.29:1 | Fails | Lc 13.0 | Not readable |
| #264B69 text on white | 9.15:1 | AAA | Lc 90.9 | Preferred for body text |
| #264B69 text on black | 2.29:1 | Fails | Lc -11.4 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CBDCEB
oklch(88.6% 0.028 244.7)
-
Step 300
300
#A7C5DF
oklch(81% 0.049 244.6)
-
Step 400
400
#76A6CF
oklch(70.7% 0.079 245)
-
Step 500
500
#508FC3
oklch(63% 0.102 245.3)
-
Step 600
600
#3279AF
oklch(55.6% 0.11 244.8)
-
Step 700
700
#236597
oklch(49% 0.104 245.4)
-
Step 800
800
#1F537A
oklch(42.7% 0.085 244.5)
-
Step 900
900 (this color)
#264B69
oklch(40% 0.066 245)
-
Step 950
950
#13283A
oklch(26.9% 0.043 246.2)
#264B69 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) | #3E4C6A | 0.030 |
| Deuteranopia (no green cones) | #354568 | 0.024 |
| Tritanopia (no blue cones) | #005255 | 0.052 |
| Achromatopsia (no color) | #484848 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #264B69
#264B69
oklch(40% 0.066 245)
- #60401E
#60401E
oklch(40.1% 0.066 65.6)
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 #264B69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.025
- Charcoal #264653 ΔE 0.038
- Light Navy #155084 ΔE 0.045
- Deep Sea Blue #015482 ΔE 0.046
- Twilight Blue #0A437A ΔE 0.048
- Dark Slate Gray #2F4F4F ΔE 0.051
- Deep Teal #00555A ΔE 0.051
- Dark Teal #014D4E ΔE 0.057
Use #264B69 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.