#215C8E
Closest named color: Light Navy Blue (#2E5A88). oklch(46.2% 0.101 247.9), rgb(33, 92, 142).
Aa
White text reads best on this color (7.03:1).
About this color
#215C8E is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.101 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.013 away. White text reads best on it, at 7.03:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.98:1 |
| White text | 7.03:1 |
Values
| HEX | #215C8E |
| RGB | rgb(33, 92, 142) |
| HSL | hsl(208, 62%, 34%) |
| OKLCH | oklch(46.2% 0.101 247.9) |
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 #215C8E | 7.03:1 | AAA | Lc -89.0 | Fine for body text |
| Black text on #215C8E | 2.98:1 | Fails | Lc 20.0 | Dividers and decoration only |
| #215C8E text on white | 7.03:1 | AAA | Lc 84.1 | Fine for body text |
| #215C8E text on black | 2.98:1 | Fails | Lc -17.9 | 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 700.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CCDBEB
oklch(88.5% 0.027 249.9)
-
Step 300
300
#A8C4DF
oklch(80.8% 0.049 247.5)
-
Step 400
400
#79A5D0
oklch(70.6% 0.079 248.4)
-
Step 500
500
#558EC3
oklch(63% 0.1 248)
-
Step 600
600
#3878B0
oklch(55.7% 0.109 247.6)
-
Step 700
700 (this color)
#215C8E
oklch(46.2% 0.101 247.9)
-
Step 800
800
#24527A
oklch(42.6% 0.084 247.5)
-
Step 900
900
#234463
oklch(37.7% 0.066 248.6)
-
Step 950
950
#15283A
oklch(27% 0.042 248.4)
#215C8E 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) | #455E90 | 0.037 |
| Deuteranopia (no green cones) | #35548D | 0.027 |
| Tritanopia (no blue cones) | #00686E | 0.074 |
| Achromatopsia (no color) | #595959 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #215C8E
#215C8E
oklch(46.2% 0.101 247.9)
- #7D4C00
#7D4C00
oklch(46.2% 0.101 68.2)
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 #215C8E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.013
- Denim Blue #3B5B92 ΔE 0.025
- Dusk Blue #26538D ΔE 0.026
- Peacock Blue #016795 ΔE 0.032
- Denim #3B638C ΔE 0.034
- Deep Sea Blue #015482 ΔE 0.035
- Light Navy #155084 ΔE 0.040
- Dusky Blue #475F94 ΔE 0.042
Use #215C8E 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.