#338097
Closest named color: Cerulean (#457B9D). oklch(56.2% 0.082 220.9), rgb(51, 128, 151).
Aa
Black text reads best on this color (4.67:1).
About this color
#338097 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.082 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean (#457B9D), ΔE 0.024 away. Black text reads best on it, at 4.67:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Cerulean (#457B9D) |
| Black text | 4.67:1 |
| White text | 4.49:1 |
Values
| HEX | #338097 |
| RGB | rgb(51, 128, 151) |
| HSL | hsl(194, 50%, 40%) |
| OKLCH | oklch(56.2% 0.082 220.9) |
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 #338097 | 4.49:1 | AA large text | Lc -76.4 | Fine for body text |
| Black text on #338097 | 4.67:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #338097 text on white | 4.49:1 | AA large text | Lc 70.9 | Content text, not long reading |
| #338097 text on black | 4.67:1 | AA | Lc -30.7 | Non-text elements, placeholder text |
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
#E3ECEF
oklch(93.7% 0.01 219.6)
-
Step 200
200
#CBDDE3
oklch(88.6% 0.021 219.7)
-
Step 300
300
#A7C7D2
oklch(81% 0.038 220.6)
-
Step 400
400
#77AABB
oklch(70.8% 0.059 220.7)
-
Step 500
500
#5194AA
oklch(63.1% 0.076 221.5)
-
Step 600
600 (this color)
#338097
oklch(56.2% 0.082 220.9)
-
Step 700
700
#226A7F
oklch(49% 0.077 221.2)
-
Step 800
800
#1F5767
oklch(42.7% 0.063 220.1)
-
Step 900
900
#204854
oklch(37.8% 0.049 220.1)
-
Step 950
950
#142A31
oklch(27% 0.031 220.6)
#338097 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) | #727D98 | 0.068 |
| Deuteranopia (no green cones) | #647297 | 0.061 |
| Tritanopia (no blue cones) | #008787 | 0.043 |
| Achromatopsia (no color) | #777777 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #338097
#338097
oklch(56.2% 0.082 220.9)
- #9E644F
#9E644F
oklch(56.1% 0.082 40.6)
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 #338097, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean #457B9D ΔE 0.024
- Teal Blue #01889F ΔE 0.026
- Ocean #017B92 ΔE 0.029
- Stormy Blue #507B9C ΔE 0.031
- Dull Blue #49759C ΔE 0.039
- Metallic Blue #4F738E ΔE 0.041
- Blue NCS #118AB2 ΔE 0.044
- Teal #008080 ΔE 0.045
Use #338097 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.