#247990
Closest named color: Ocean (#017B92). oklch(53.7% 0.086 220), rgb(36, 121, 144).
Aa
White text reads best on this color (4.98:1).
About this color
#247990 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 54%, its chroma 0.086 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.011 away. White text reads best on it, at 4.98:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.21:1 |
| White text | 4.98:1 |
Values
| HEX | #247990 |
| RGB | rgb(36, 121, 144) |
| HSL | hsl(193, 60%, 35%) |
| OKLCH | oklch(53.7% 0.086 220) |
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 #247990 | 4.98:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #247990 | 4.21:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #247990 text on white | 4.98:1 | AA | Lc 74.2 | Content text, not long reading |
| #247990 text on black | 4.21:1 | AA large text | Lc -27.5 | 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 600.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CADDE3
oklch(88.5% 0.022 218.6)
-
Step 300
300
#A6C7D2
oklch(80.9% 0.039 220)
-
Step 400
400
#74AABB
oklch(70.6% 0.062 219.6)
-
Step 500
500
#4D95AA
oklch(63.2% 0.078 219.2)
-
Step 600
600 (this color)
#247990
oklch(53.7% 0.086 220)
-
Step 700
700
#1C6B80
oklch(49.1% 0.08 220)
-
Step 800
800
#1B5768
oklch(42.7% 0.066 220.5)
-
Step 900
900
#1D4854
oklch(37.7% 0.051 218.9)
-
Step 950
950
#122A31
oklch(26.9% 0.033 219.1)
#247990 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) | #6B7691 | 0.071 |
| Deuteranopia (no green cones) | #5C6B90 | 0.063 |
| Tritanopia (no blue cones) | #008180 | 0.042 |
| Achromatopsia (no color) | #707070 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #247990
#247990
oklch(53.7% 0.086 220)
- #985C47
#985C47
oklch(53.7% 0.085 40)
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 #247990, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.011
- Sea Blue #047495 ΔE 0.023
- Deep Aqua #08787F ΔE 0.031
- Cerulean #457B9D ΔE 0.035
- Ocean Blue #03719C ΔE 0.038
- Metallic Blue #4F738E ΔE 0.038
- Dull Blue #49759C ΔE 0.040
- Teal #008080 ΔE 0.040
Use #247990 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.