#378298
Closest named color: Teal Blue (#01889F). oklch(56.9% 0.081 220.2), rgb(55, 130, 152).
Aa
Black text reads best on this color (4.80:1).
About this color
#378298 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.081 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.024 away. Black text reads best on it, at 4.80:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 4.80:1 |
| White text | 4.36:1 |
Values
| HEX | #378298 |
| RGB | rgb(55, 130, 152) |
| HSL | hsl(194, 47%, 41%) |
| OKLCH | oklch(56.9% 0.081 220.2) |
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 #378298 | 4.36:1 | AA large text | Lc -75.5 | Fine for body text |
| Black text on #378298 | 4.80:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #378298 text on white | 4.36:1 | AA large text | Lc 70.0 | Content text, not long reading |
| #378298 text on black | 4.80:1 | AA | Lc -31.6 | 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
#CBDDE2
oklch(88.6% 0.021 216.2)
-
Step 300
300
#A8C7D1
oklch(81% 0.036 219.3)
-
Step 400
400
#78AABA
oklch(70.8% 0.058 219.8)
-
Step 500
500
#5294A9
oklch(63.1% 0.074 220.7)
-
Step 600
600 (this color)
#378298
oklch(56.9% 0.081 220.2)
-
Step 700
700
#246A7E
oklch(49% 0.075 220.5)
-
Step 800
800
#205767
oklch(42.8% 0.063 220.4)
-
Step 900
900
#214853
oklch(37.8% 0.048 218.6)
-
Step 950
950
#142A31
oklch(27% 0.031 220.6)
#378298 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) | #757F99 | 0.068 |
| Deuteranopia (no green cones) | #677498 | 0.061 |
| Tritanopia (no blue cones) | #008989 | 0.043 |
| Achromatopsia (no color) | #797979 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #378298
#378298
oklch(56.9% 0.081 220.2)
- #A06652
#A06652
oklch(56.8% 0.081 39.8)
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 #378298, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.024
- Cerulean #457B9D ΔE 0.026
- Stormy Blue #507B9C ΔE 0.031
- Ocean #017B92 ΔE 0.035
- Blue NCS #118AB2 ΔE 0.041
- Dull Blue #49759C ΔE 0.042
- Dark Cyan #008B8B ΔE 0.044
- Metallic Blue #4F738E ΔE 0.045
Use #378298 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.