#26538D
Named color: Dusk Blue. oklch(44.1% 0.108 255.9), rgb(38, 83, 141).
Aa
White text reads best on this color (7.76:1).
About this color
#26538D is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.108 and its hue 256°. Its hue sits on the cool side of the wheel. It is the named color Dusk Blue. White text reads best on it, at 7.76:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Dusk Blue |
| Black text | 2.70:1 |
| White text | 7.76:1 |
Values
| HEX | #26538D |
| RGB | rgb(38, 83, 141) |
| HSL | hsl(214, 58%, 35%) |
| OKLCH | oklch(44.1% 0.108 255.9) |
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 #26538D | 7.76:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #26538D | 2.70:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #26538D text on white | 7.76:1 | AAA | Lc 86.7 | Fine for body text |
| #26538D text on black | 2.70:1 | Fails | Lc -15.4 | Dividers and decoration only |
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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EBF6
oklch(93.7% 0.018 253.3)
-
Step 200
200
#CADBF1
oklch(88.6% 0.035 254.9)
-
Step 300
300
#A6C3EA
oklch(80.9% 0.064 255.9)
-
Step 400
400
#76A3DF
oklch(70.7% 0.101 255.9)
-
Step 500
500
#528BD6
oklch(63.2% 0.129 255.9)
-
Step 600
600
#3573C3
oklch(55.5% 0.14 256)
-
Step 700
700
#2760A9
oklch(49.1% 0.131 256.1)
-
Step 800
800 (this color)
#26538D
oklch(44.1% 0.108 255.9)
-
Step 900
900
#21426D
oklch(37.7% 0.084 255.9)
-
Step 950
950
#142740
oklch(27% 0.053 255.8)
#26538D 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) | #38588F | 0.025 |
| Deuteranopia (no green cones) | #284E8C | 0.014 |
| Tritanopia (no blue cones) | #006169 | 0.085 |
| Achromatopsia (no color) | #525252 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #26538D
#26538D
oklch(44.1% 0.108 255.9)
- #704A00
#704A00
oklch(44.1% 0.093 75.3)
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 #26538D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.022
- Light Navy Blue #2E5A88 ΔE 0.026
- Deep Sea Blue #015482 ΔE 0.028
- Cobalt #1E488F ΔE 0.034
- Denim Blue #3B5B92 ΔE 0.035
- Twilight #4E518B ΔE 0.048
- Dusk #4E5481 ΔE 0.051
- Dusky Blue #475F94 ΔE 0.055
Use #26538D 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.