#264D63
Closest named color: Dark Grey Blue (#29465B). oklch(40.2% 0.058 235.4), rgb(38, 77, 99).
Aa
White text reads best on this color (9.03:1).
About this color
#264D63 is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.058 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.023 away. White text reads best on it, at 9.03:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.32:1 |
| White text | 9.03:1 |
Values
| HEX | #264D63 |
| RGB | rgb(38, 77, 99) |
| HSL | hsl(202, 45%, 27%) |
| OKLCH | oklch(40.2% 0.058 235.4) |
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 #264D63 | 9.03:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #264D63 | 2.32:1 | Fails | Lc 13.3 | Not readable |
| #264D63 text on white | 9.03:1 | AAA | Lc 90.6 | Preferred for body text |
| #264D63 text on black | 2.32:1 | Fails | Lc -11.7 | 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
#E2EBF1
oklch(93.5% 0.013 236.6)
-
Step 200
200
#CBDCE7
oklch(88.5% 0.024 236)
-
Step 300
300
#A7C6D9
oklch(81% 0.043 235)
-
Step 400
400
#76A8C6
oklch(70.7% 0.069 235.4)
-
Step 500
500
#4F92B8
oklch(63.1% 0.089 235.4)
-
Step 600
600
#307CA4
oklch(55.7% 0.096 235.3)
-
Step 700
700
#21688C
oklch(49.1% 0.089 235.2)
-
Step 800
800
#1E5572
oklch(42.7% 0.074 235.5)
-
Step 900
900 (this color)
#264D63
oklch(40.2% 0.058 235.4)
-
Step 950
950
#132936
oklch(26.9% 0.037 236.3)
#264D63 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) | #434C64 | 0.036 |
| Deuteranopia (no green cones) | #3A4663 | 0.031 |
| Tritanopia (no blue cones) | #005354 | 0.043 |
| Achromatopsia (no color) | #494949 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #264D63
#264D63
oklch(40.2% 0.058 235.4)
- #604029
#604029
oklch(40.2% 0.057 56)
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 #264D63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.023
- Charcoal #264653 ΔE 0.031
- Dark Slate Gray #2F4F4F ΔE 0.037
- Deep Teal #00555A ΔE 0.039
- Dark Teal #014D4E ΔE 0.046
- Deep Sea Blue #015482 ΔE 0.052
- Light Navy #155084 ΔE 0.055
- Petrol #005F6A ΔE 0.056
Use #264D63 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.