#23798B
Closest named color: Ocean (#017B92). oklch(53.4% 0.083 214.9), rgb(35, 121, 139).
Aa
White text reads best on this color (5.02:1).
About this color
#23798B is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 53%, its chroma 0.083 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.013 away. White text reads best on it, at 5.02:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.17:1 |
| White text | 5.02:1 |
Values
| HEX | #23798B |
| RGB | rgb(35, 121, 139) |
| HSL | hsl(190, 60%, 34%) |
| OKLCH | oklch(53.4% 0.083 214.9) |
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 #23798B | 5.02:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #23798B | 4.17:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #23798B text on white | 5.02:1 | AA | Lc 74.4 | Content text, not long reading |
| #23798B text on black | 4.17:1 | AA large text | Lc -27.3 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE2
oklch(88.6% 0.021 216.2)
-
Step 300
300
#A6C7D0
oklch(80.8% 0.038 216.1)
-
Step 400
400
#75ABB8
oklch(70.8% 0.06 214.4)
-
Step 500
500
#4D95A6
oklch(63% 0.076 215.1)
-
Step 600
600 (this color)
#23798B
oklch(53.4% 0.083 214.9)
-
Step 700
700
#1C6C7C
oklch(49.2% 0.078 214.3)
-
Step 800
800
#1B5865
oklch(42.8% 0.064 214.8)
-
Step 900
900
#1D4852
oklch(37.6% 0.05 215.3)
-
Step 950
950
#122A30
oklch(26.8% 0.032 216)
#23798B 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) | #6C758C | 0.074 |
| Deuteranopia (no green cones) | #5E6A8B | 0.068 |
| Tritanopia (no blue cones) | #00807F | 0.035 |
| Achromatopsia (no color) | #6F6F6F | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23798B
#23798B
oklch(53.4% 0.083 214.9)
- #975B4C
#975B4C
oklch(53.5% 0.083 34.8)
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 #23798B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.013
- Deep Aqua #08787F ΔE 0.023
- Sea Blue #047495 ΔE 0.028
- Teal #008080 ΔE 0.033
- Bluegreen #017A79 ΔE 0.034
- Metallic Blue #4F738E ΔE 0.041
- Cerulean #457B9D ΔE 0.041
- Deep Turquoise #017374 ΔE 0.042
Use #23798B 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.