#215978
Closest named color: Light Navy Blue (#2E5A88). oklch(44.2% 0.077 236.6), rgb(33, 89, 120).
Aa
White text reads best on this color (7.59:1).
About this color
#215978 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.077 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.030 away. White text reads best on it, at 7.59:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.76:1 |
| White text | 7.59:1 |
Values
| HEX | #215978 |
| RGB | rgb(33, 89, 120) |
| HSL | hsl(201, 57%, 30%) |
| OKLCH | oklch(44.2% 0.077 236.6) |
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 #215978 | 7.59:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #215978 | 2.76:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #215978 text on white | 7.59:1 | AAA | Lc 86.1 | Fine for body text |
| #215978 text on black | 2.76:1 | Fails | Lc -15.9 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCE8
oklch(88.5% 0.025 236.9)
-
Step 300
300
#A6C6DA
oklch(81% 0.045 235.5)
-
Step 400
400
#74A8C8
oklch(70.7% 0.072 236.2)
-
Step 500
500
#4E92BA
oklch(63.2% 0.092 236.5)
-
Step 600
600
#2D7BA6
oklch(55.5% 0.1 236.9)
-
Step 700
700
#1E688E
oklch(49.1% 0.093 236)
-
Step 800
800 (this color)
#215978
oklch(44.2% 0.077 236.6)
-
Step 900
900
#1E465D
oklch(37.6% 0.06 236.6)
-
Step 950
950
#132937
oklch(27% 0.038 238.3)
#215978 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) | #4A5979 | 0.045 |
| Deuteranopia (no green cones) | #3E5077 | 0.037 |
| Tritanopia (no blue cones) | #006164 | 0.050 |
| Achromatopsia (no color) | #545454 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #215978
#215978
oklch(44.2% 0.077 236.6)
- #734725
#734725
oklch(44.2% 0.077 56.7)
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 #215978, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.030
- Deep Sea Blue #015482 ΔE 0.030
- YInMn Blue #415A77 ΔE 0.033
- Petrol #005F6A ΔE 0.037
- Light Navy #155084 ΔE 0.039
- Dusk Blue #26538D ΔE 0.043
- Denim #3B638C ΔE 0.051
- Denim Blue #3B5B92 ΔE 0.052
Use #215978 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.