#215089
Closest named color: Dusk Blue (#26538D). oklch(43% 0.108 255), rgb(33, 80, 137).
Aa
White text reads best on this color (8.16:1).
About this color
#215089 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.108 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.012 away. White text reads best on it, at 8.16:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.57:1 |
| White text | 8.16:1 |
Values
| HEX | #215089 |
| RGB | rgb(33, 80, 137) |
| HSL | hsl(213, 61%, 33%) |
| OKLCH | oklch(43% 0.108 255) |
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 #215089 | 8.16:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #215089 | 2.57:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #215089 text on white | 8.16:1 | AAA | Lc 87.9 | Fine for body text |
| #215089 text on black | 2.57:1 | Fails | Lc -14.2 | 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 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
#CADBF0
oklch(88.5% 0.034 253.7)
-
Step 300
300
#A6C3E9
oklch(80.9% 0.063 255.3)
-
Step 400
400
#75A3DE
oklch(70.6% 0.1 255)
-
Step 500
500
#508BD5
oklch(63% 0.128 255)
-
Step 600
600
#3374C3
oklch(55.7% 0.14 255)
-
Step 700
700
#2561A8
oklch(49.2% 0.129 254.8)
-
Step 800
800 (this color)
#215089
oklch(43% 0.108 255)
-
Step 900
900
#20426D
oklch(37.6% 0.084 255.3)
-
Step 950
950
#132740
oklch(27% 0.054 254.9)
#215089 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) | #35548B | 0.025 |
| Deuteranopia (no green cones) | #244B88 | 0.014 |
| Tritanopia (no blue cones) | #005D66 | 0.081 |
| Achromatopsia (no color) | #4F4F4F | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #215089
#215089
oklch(43% 0.108 255)
- #6C4700
#6C4700
oklch(42.9% 0.091 75.1)
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 #215089, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.012
- Light Navy #155084 ΔE 0.012
- Deep Sea Blue #015482 ΔE 0.023
- Cobalt #1E488F ΔE 0.027
- Light Navy Blue #2E5A88 ΔE 0.034
- Denim Blue #3B5B92 ΔE 0.046
- Twilight Blue #0A437A ΔE 0.049
- Twilight #4E518B ΔE 0.054
Use #215089 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.