#216997
Closest named color: Peacock Blue (#016795). oklch(49.9% 0.101 241.5), rgb(33, 105, 151).
Aa
White text reads best on this color (5.94:1).
About this color
#216997 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.101 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.015 away. White text reads best on it, at 5.94:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.53:1 |
| White text | 5.94:1 |
Values
| HEX | #216997 |
| RGB | rgb(33, 105, 151) |
| HSL | hsl(203, 64%, 36%) |
| OKLCH | oklch(49.9% 0.101 241.5) |
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 #216997 | 5.94:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #216997 | 3.53:1 | AA large text | Lc 24.7 | Dividers and decoration only |
| #216997 text on white | 5.94:1 | AA | Lc 79.4 | Fine for body text |
| #216997 text on black | 3.53:1 | AA large text | Lc -22.4 | 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 700.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CADCEA
oklch(88.5% 0.027 241.2)
-
Step 300
300
#A5C5DE
oklch(80.8% 0.049 241.8)
-
Step 400
400
#74A7CD
oklch(70.7% 0.078 241.4)
-
Step 500
500
#4D91C0
oklch(63.2% 0.099 240.9)
-
Step 600
600
#2C7AAD
oklch(55.6% 0.109 241.6)
-
Step 700
700 (this color)
#216997
oklch(49.9% 0.101 241.5)
-
Step 800
800
#1C5478
oklch(42.7% 0.083 241.1)
-
Step 900
900
#1E4561
oklch(37.6% 0.065 242.5)
-
Step 950
950
#122939
oklch(27% 0.042 241)
#216997 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) | #546A99 | 0.050 |
| Deuteranopia (no green cones) | #435F96 | 0.038 |
| Tritanopia (no blue cones) | #007479 | 0.068 |
| Achromatopsia (no color) | #646464 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #216997
#216997
oklch(49.9% 0.101 241.5)
- #8B541C
#8B541C
oklch(49.9% 0.1 61.7)
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 #216997, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.015
- Ocean Blue #03719C ΔE 0.023
- Denim #3B638C ΔE 0.027
- Sea Blue #047495 ΔE 0.034
- Muted Blue #3B719F ΔE 0.035
- Dusky Blue #475F94 ΔE 0.041
- Denim Blue #3B5B92 ΔE 0.042
- Light Navy Blue #2E5A88 ΔE 0.045
Use #216997 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.