#458A9B
Closest named color: Teal Blue (#01889F). oklch(59.5% 0.074 216), rgb(69, 138, 155).
Aa
Black text reads best on this color (5.36:1).
About this color
#458A9B is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.074 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.033 away. Black text reads best on it, at 5.36:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 5.36:1 |
| White text | 3.91:1 |
Values
| HEX | #458A9B |
| RGB | rgb(69, 138, 155) |
| HSL | hsl(192, 38%, 44%) |
| OKLCH | oklch(59.5% 0.074 216) |
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 #458A9B | 3.91:1 | AA large text | Lc -71.9 | Content text, not long reading |
| Black text on #458A9B | 5.36:1 | AA | Lc 37.7 | Non-text elements, placeholder text |
| #458A9B text on white | 3.91:1 | AA large text | Lc 66.4 | Content text, not long reading |
| #458A9B text on black | 5.36:1 | AA | Lc -35.2 | 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 500.
-
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
#A7C7D0
oklch(80.9% 0.037 216.6)
-
Step 400
400
#77AAB8
oklch(70.7% 0.058 216.7)
-
Step 500
500 (this color)
#458A9B
oklch(59.5% 0.074 216)
-
Step 600
600
#307F91
oklch(55.6% 0.08 215.6)
-
Step 700
700
#216B7C
oklch(49.1% 0.075 216.4)
-
Step 800
800
#1E5765
oklch(42.6% 0.062 217.1)
-
Step 900
900
#1F4852
oklch(37.7% 0.049 216)
-
Step 950
950
#132A30
oklch(26.9% 0.031 216.7)
#458A9B 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) | #7E869C | 0.066 |
| Deuteranopia (no green cones) | #717C9B | 0.060 |
| Tritanopia (no blue cones) | #00908F | 0.043 |
| Achromatopsia (no color) | #818181 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #458A9B
#458A9B
oklch(59.5% 0.074 216)
- #A66F60
#A66F60
oklch(59.5% 0.074 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 #458A9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.033
- Teal Green #0A9396 ΔE 0.039
- Dusty Blue #5A86AD ΔE 0.040
- Blue NCS #118AB2 ΔE 0.043
- Off Blue #5684AE ΔE 0.043
- Dusty Teal #4C9085 ΔE 0.044
- Dark Cyan #008B8B ΔE 0.044
- Grey Blue #647D8E ΔE 0.045
Use #458A9B 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.