#264C65
Closest named color: Dark Grey Blue (#29465B). oklch(40% 0.061 239.5), rgb(38, 76, 101).
Aa
White text reads best on this color (9.11:1).
About this color
#264C65 is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.061 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.022 away. White text reads best on it, at 9.11:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.30:1 |
| White text | 9.11:1 |
Values
| HEX | #264C65 |
| RGB | rgb(38, 76, 101) |
| HSL | hsl(204, 45%, 27%) |
| OKLCH | oklch(40% 0.061 239.5) |
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 #264C65 | 9.11:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #264C65 | 2.30:1 | Fails | Lc 13.1 | Not readable |
| #264C65 text on white | 9.11:1 | AAA | Lc 90.8 | Preferred for body text |
| #264C65 text on black | 2.30:1 | Fails | Lc -11.5 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CBDCE8
oklch(88.5% 0.025 238.4)
-
Step 300
300
#A7C5DB
oklch(80.8% 0.045 239.9)
-
Step 400
400
#76A7CA
oklch(70.7% 0.073 240.2)
-
Step 500
500
#5091BC
oklch(63.1% 0.093 239.5)
-
Step 600
600
#317BA8
oklch(55.7% 0.101 239.1)
-
Step 700
700
#236790
oklch(49.1% 0.094 239.5)
-
Step 800
800
#1F5475
oklch(42.7% 0.078 239.7)
-
Step 900
900 (this color)
#264C65
oklch(40% 0.061 239.5)
-
Step 950
950
#132937
oklch(27% 0.038 238.3)
#264C65 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) | #414C66 | 0.034 |
| Deuteranopia (no green cones) | #384565 | 0.029 |
| Tritanopia (no blue cones) | #005254 | 0.046 |
| Achromatopsia (no color) | #484848 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #264C65
#264C65
oklch(40% 0.061 239.5)
- #603F25
#603F25
oklch(39.9% 0.061 58.1)
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 #264C65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.022
- Charcoal #264653 ΔE 0.032
- Dark Slate Gray #2F4F4F ΔE 0.042
- Deep Teal #00555A ΔE 0.044
- Dark Teal #014D4E ΔE 0.050
- Deep Sea Blue #015482 ΔE 0.050
- Light Navy #155084 ΔE 0.051
- Twilight Blue #0A437A ΔE 0.055
Use #264C65 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.