#398799
Closest named color: Teal Blue (#01889F). oklch(58.2% 0.08 215.4), rgb(57, 135, 153).
Aa
Black text reads best on this color (5.09:1).
About this color
#398799 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.080 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.022 away. Black text reads best on it, at 5.09:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 5.09:1 |
| White text | 4.11:1 |
Values
| HEX | #398799 |
| RGB | rgb(57, 135, 153) |
| HSL | hsl(191, 46%, 41%) |
| OKLCH | oklch(58.2% 0.08 215.4) |
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 #398799 | 4.11:1 | AA large text | Lc -73.6 | Content text, not long reading |
| Black text on #398799 | 5.09:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #398799 text on white | 4.11:1 | AA large text | Lc 68.1 | Content text, not long reading |
| #398799 text on black | 5.09:1 | AA | Lc -33.6 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE1
oklch(88.5% 0.02 212.6)
-
Step 300
300
#A7C7CF
oklch(80.9% 0.036 214.5)
-
Step 400
400
#76AAB7
oklch(70.6% 0.058 215)
-
Step 500
500
#5095A6
oklch(63.1% 0.074 215.7)
-
Step 600
600 (this color)
#398799
oklch(58.2% 0.08 215.4)
-
Step 700
700
#216B7B
oklch(49% 0.075 215.2)
-
Step 800
800
#1E5764
oklch(42.6% 0.062 215.6)
-
Step 900
900
#1F4852
oklch(37.7% 0.049 216)
-
Step 950
950
#132A30
oklch(26.9% 0.031 216.7)
#398799 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) | #7A839A | 0.071 |
| Deuteranopia (no green cones) | #6C7899 | 0.065 |
| Tritanopia (no blue cones) | #008E8D | 0.039 |
| Achromatopsia (no color) | #7D7D7D | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #398799
#398799
oklch(58.2% 0.08 215.4)
- #A56A5A
#A56A5A
oklch(58.4% 0.08 35.9)
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 #398799, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.022
- Dark Cyan #008B8B ΔE 0.037
- Cerulean #457B9D ΔE 0.038
- Blue NCS #118AB2 ΔE 0.039
- Teal Green #0A9396 ΔE 0.040
- Stormy Blue #507B9C ΔE 0.041
- Off Blue #5684AE ΔE 0.047
- Dusty Blue #5A86AD ΔE 0.047
Use #398799 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.